Home / 52,328.08-72,212.56-28,454.80

Finding the Fourth Proportional to 52,328.08, 72,212.56 and 28,454.80

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Solution

The fourth proportional to 52,328.08, 72,212.56 and 28,454.80 is: 39,267.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,328.08 : 72,212.56 = 28,454.80 : x
  2. Step 2: Convert to fraction form
    52,328.08/72,212.56 = 28,454.80/x
  3. Step 3: Cross multiply
    52,328.08x = 72,212.56 × 28,454.80
  4. Step 4: Simplify right side
    52,328.08x = 2,054,793,952.29
  5. Step 5: Solve for x
    x = 2,054,793,952.29/52,328.08
  6. Step 6: Final answer
    x = 39,267.52

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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.