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Finding the Fourth Proportional to 52,465.58, 72,402.90 and 28,592.19

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Solution

The fourth proportional to 52,465.58, 72,402.90 and 28,592.19 is: 39,457.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465.58 : 72,402.90 = 28,592.19 : x
  2. Step 2: Convert to fraction form
    52,465.58/72,402.90 = 28,592.19/x
  3. Step 3: Cross multiply
    52,465.58x = 72,402.90 × 28,592.19
  4. Step 4: Simplify right side
    52,465.58x = 2,070,157,473.35
  5. Step 5: Solve for x
    x = 2,070,157,473.35/52,465.58
  6. Step 6: Final answer
    x = 39,457.44

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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.