Home / 35,439.34-53,151.71-15,705.32

Finding the Fourth Proportional to 35,439.34, 53,151.71 and 15,705.32

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Solution

The fourth proportional to 35,439.34, 53,151.71 and 15,705.32 is: 23,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.34 : 53,151.71 = 15,705.32 : x
  2. Step 2: Convert to fraction form
    35,439.34/53,151.71 = 15,705.32/x
  3. Step 3: Cross multiply
    35,439.34x = 53,151.71 × 15,705.32
  4. Step 4: Simplify right side
    35,439.34x = 834,764,614.10
  5. Step 5: Solve for x
    x = 834,764,614.10/35,439.34
  6. Step 6: Final answer
    x = 23,554.74

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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.