Home / 10,349.68-15,445.01-9,242.48

Finding the Fourth Proportional to 10,349.68, 15,445.01 and 9,242.48

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Solution

The fourth proportional to 10,349.68, 15,445.01 and 9,242.48 is: 13,792.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,349.68 : 15,445.01 = 9,242.48 : x
  2. Step 2: Convert to fraction form
    10,349.68/15,445.01 = 9,242.48/x
  3. Step 3: Cross multiply
    10,349.68x = 15,445.01 × 9,242.48
  4. Step 4: Simplify right side
    10,349.68x = 142,750,196.02
  5. Step 5: Solve for x
    x = 142,750,196.02/10,349.68
  6. Step 6: Final answer
    x = 13,792.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.