Home / 52,030.04-71,801.45-28,156.71

Finding the Fourth Proportional to 52,030.04, 71,801.45 and 28,156.71

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Solution

The fourth proportional to 52,030.04, 71,801.45 and 28,156.71 is: 38,856.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,030.04 : 71,801.45 = 28,156.71 : x
  2. Step 2: Convert to fraction form
    52,030.04/71,801.45 = 28,156.71/x
  3. Step 3: Cross multiply
    52,030.04x = 71,801.45 × 28,156.71
  4. Step 4: Simplify right side
    52,030.04x = 2,021,692,605.23
  5. Step 5: Solve for x
    x = 2,021,692,605.23/52,030.04
  6. Step 6: Final answer
    x = 38,856.26

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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.