Home / 52,405.47-72,337.77-31,184.28

Finding the Fourth Proportional to 52,405.47, 72,337.77 and 31,184.28

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Solution

The fourth proportional to 52,405.47, 72,337.77 and 31,184.28 is: 43,045.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,405.47 : 72,337.77 = 31,184.28 : x
  2. Step 2: Convert to fraction form
    52,405.47/72,337.77 = 31,184.28/x
  3. Step 3: Cross multiply
    52,405.47x = 72,337.77 × 31,184.28
  4. Step 4: Simplify right side
    52,405.47x = 2,255,801,274.26
  5. Step 5: Solve for x
    x = 2,255,801,274.26/52,405.47
  6. Step 6: Final answer
    x = 43,045.15

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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.