Home / 42,354.82-63,533.56-15,707.44

Finding the Fourth Proportional to 42,354.82, 63,533.56 and 15,707.44

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Solution

The fourth proportional to 42,354.82, 63,533.56 and 15,707.44 is: 23,561.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,354.82 : 63,533.56 = 15,707.44 : x
  2. Step 2: Convert to fraction form
    42,354.82/63,533.56 = 15,707.44/x
  3. Step 3: Cross multiply
    42,354.82x = 63,533.56 × 15,707.44
  4. Step 4: Simplify right side
    42,354.82x = 997,949,581.69
  5. Step 5: Solve for x
    x = 997,949,581.69/42,354.82
  6. Step 6: Final answer
    x = 23,561.65

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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.