Home / 42,232.86-63,665.73-39,378.96

Finding the Fourth Proportional to 42,232.86, 63,665.73 and 39,378.96

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Solution

The fourth proportional to 42,232.86, 63,665.73 and 39,378.96 is: 59,363.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,232.86 : 63,665.73 = 39,378.96 : x
  2. Step 2: Convert to fraction form
    42,232.86/63,665.73 = 39,378.96/x
  3. Step 3: Cross multiply
    42,232.86x = 63,665.73 × 39,378.96
  4. Step 4: Simplify right side
    42,232.86x = 2,507,090,235.04
  5. Step 5: Solve for x
    x = 2,507,090,235.04/42,232.86
  6. Step 6: Final answer
    x = 59,363.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.