Home / 52,711.93-72,741.85-28,838.35

Finding the Fourth Proportional to 52,711.93, 72,741.85 and 28,838.35

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Solution

The fourth proportional to 52,711.93, 72,741.85 and 28,838.35 is: 39,796.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,711.93 : 72,741.85 = 28,838.35 : x
  2. Step 2: Convert to fraction form
    52,711.93/72,741.85 = 28,838.35/x
  3. Step 3: Cross multiply
    52,711.93x = 72,741.85 × 28,838.35
  4. Step 4: Simplify right side
    52,711.93x = 2,097,754,539.61
  5. Step 5: Solve for x
    x = 2,097,754,539.61/52,711.93
  6. Step 6: Final answer
    x = 39,796.58

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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.