Home / 52,528.79-72,488.52-28,656.30

Finding the Fourth Proportional to 52,528.79, 72,488.52 and 28,656.30

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Solution

The fourth proportional to 52,528.79, 72,488.52 and 28,656.30 is: 39,545.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,528.79 : 72,488.52 = 28,656.30 : x
  2. Step 2: Convert to fraction form
    52,528.79/72,488.52 = 28,656.30/x
  3. Step 3: Cross multiply
    52,528.79x = 72,488.52 × 28,656.30
  4. Step 4: Simplify right side
    52,528.79x = 2,077,252,775.68
  5. Step 5: Solve for x
    x = 2,077,252,775.68/52,528.79
  6. Step 6: Final answer
    x = 39,545.03

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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.