Home / 18,281.74-25,237.57-11,570.62

Finding the Fourth Proportional to 18,281.74, 25,237.57 and 11,570.62

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Solution

The fourth proportional to 18,281.74, 25,237.57 and 11,570.62 is: 15,973.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,281.74 : 25,237.57 = 11,570.62 : x
  2. Step 2: Convert to fraction form
    18,281.74/25,237.57 = 11,570.62/x
  3. Step 3: Cross multiply
    18,281.74x = 25,237.57 × 11,570.62
  4. Step 4: Simplify right side
    18,281.74x = 292,014,332.19
  5. Step 5: Solve for x
    x = 292,014,332.19/18,281.74
  6. Step 6: Final answer
    x = 15,973.01

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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.