Home / 15,972.89-22,056.45-10,014.80

Finding the Fourth Proportional to 15,972.89, 22,056.45 and 10,014.80

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Solution

The fourth proportional to 15,972.89, 22,056.45 and 10,014.80 is: 13,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,972.89 : 22,056.45 = 10,014.80 : x
  2. Step 2: Convert to fraction form
    15,972.89/22,056.45 = 10,014.80/x
  3. Step 3: Cross multiply
    15,972.89x = 22,056.45 × 10,014.80
  4. Step 4: Simplify right side
    15,972.89x = 220,890,935.46
  5. Step 5: Solve for x
    x = 220,890,935.46/15,972.89
  6. Step 6: Final answer
    x = 13,829.12

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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.