Home / 42,326.61-63,490.46-29,175.45

Finding the Fourth Proportional to 42,326.61, 63,490.46 and 29,175.45

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Solution

The fourth proportional to 42,326.61, 63,490.46 and 29,175.45 is: 43,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,326.61 : 63,490.46 = 29,175.45 : x
  2. Step 2: Convert to fraction form
    42,326.61/63,490.46 = 29,175.45/x
  3. Step 3: Cross multiply
    42,326.61x = 63,490.46 × 29,175.45
  4. Step 4: Simplify right side
    42,326.61x = 1,852,362,741.21
  5. Step 5: Solve for x
    x = 1,852,362,741.21/42,326.61
  6. Step 6: Final answer
    x = 43,763.55

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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.