Home / 10,154.33-15,210.57-9,303.83

Finding the Fourth Proportional to 10,154.33, 15,210.57 and 9,303.83

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Solution

The fourth proportional to 10,154.33, 15,210.57 and 9,303.83 is: 13,936.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,154.33 : 15,210.57 = 9,303.83 : x
  2. Step 2: Convert to fraction form
    10,154.33/15,210.57 = 9,303.83/x
  3. Step 3: Cross multiply
    10,154.33x = 15,210.57 × 9,303.83
  4. Step 4: Simplify right side
    10,154.33x = 141,516,557.48
  5. Step 5: Solve for x
    x = 141,516,557.48/10,154.33
  6. Step 6: Final answer
    x = 13,936.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.