Home / 18,417.19-25,415.72-10,033.69

Finding the Fourth Proportional to 18,417.19, 25,415.72 and 10,033.69

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Solution

The fourth proportional to 18,417.19, 25,415.72 and 10,033.69 is: 13,846.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417.19 : 25,415.72 = 10,033.69 : x
  2. Step 2: Convert to fraction form
    18,417.19/25,415.72 = 10,033.69/x
  3. Step 3: Cross multiply
    18,417.19x = 25,415.72 × 10,033.69
  4. Step 4: Simplify right side
    18,417.19x = 255,013,455.61
  5. Step 5: Solve for x
    x = 255,013,455.61/18,417.19
  6. Step 6: Final answer
    x = 13,846.49

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.