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Finding the Fourth Proportional to 52,472.58, 72,410.04 and 28,598.74

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Solution

The fourth proportional to 52,472.58, 72,410.04 and 28,598.74 is: 39,465.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,472.58 : 72,410.04 = 28,598.74 : x
  2. Step 2: Convert to fraction form
    52,472.58/72,410.04 = 28,598.74/x
  3. Step 3: Cross multiply
    52,472.58x = 72,410.04 × 28,598.74
  4. Step 4: Simplify right side
    52,472.58x = 2,070,835,907.35
  5. Step 5: Solve for x
    x = 2,070,835,907.35/52,472.58
  6. Step 6: Final answer
    x = 39,465.11

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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.