Home / 52,439.22-72,363.90-28,566.08

Finding the Fourth Proportional to 52,439.22, 72,363.90 and 28,566.08

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Solution

The fourth proportional to 52,439.22, 72,363.90 and 28,566.08 is: 39,419.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,439.22 : 72,363.90 = 28,566.08 : x
  2. Step 2: Convert to fraction form
    52,439.22/72,363.90 = 28,566.08/x
  3. Step 3: Cross multiply
    52,439.22x = 72,363.90 × 28,566.08
  4. Step 4: Simplify right side
    52,439.22x = 2,067,152,956.51
  5. Step 5: Solve for x
    x = 2,067,152,956.51/52,439.22
  6. Step 6: Final answer
    x = 39,419.98

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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.