Home / 55,352.04-76,387.50-31,482.15

Finding the Fourth Proportional to 55,352.04, 76,387.50 and 31,482.15

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Solution

The fourth proportional to 55,352.04, 76,387.50 and 31,482.15 is: 43,446.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,352.04 : 76,387.50 = 31,482.15 : x
  2. Step 2: Convert to fraction form
    55,352.04/76,387.50 = 31,482.15/x
  3. Step 3: Cross multiply
    55,352.04x = 76,387.50 × 31,482.15
  4. Step 4: Simplify right side
    55,352.04x = 2,404,842,733.13
  5. Step 5: Solve for x
    x = 2,404,842,733.13/55,352.04
  6. Step 6: Final answer
    x = 43,446.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.