Home / 29,251.22-40,366.56-15,822.50

Finding the Fourth Proportional to 29,251.22, 40,366.56 and 15,822.50

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Solution

The fourth proportional to 29,251.22, 40,366.56 and 15,822.50 is: 21,834.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,251.22 : 40,366.56 = 15,822.50 : x
  2. Step 2: Convert to fraction form
    29,251.22/40,366.56 = 15,822.50/x
  3. Step 3: Cross multiply
    29,251.22x = 40,366.56 × 15,822.50
  4. Step 4: Simplify right side
    29,251.22x = 638,699,895.60
  5. Step 5: Solve for x
    x = 638,699,895.60/29,251.22
  6. Step 6: Final answer
    x = 21,834.98

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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.