Home / 15,994.79-22,079.88-10,332.30

Finding the Fourth Proportional to 15,994.79, 22,079.88 and 10,332.30

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Solution

The fourth proportional to 15,994.79, 22,079.88 and 10,332.30 is: 14,263.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.79 : 22,079.88 = 10,332.30 : x
  2. Step 2: Convert to fraction form
    15,994.79/22,079.88 = 10,332.30/x
  3. Step 3: Cross multiply
    15,994.79x = 22,079.88 × 10,332.30
  4. Step 4: Simplify right side
    15,994.79x = 228,135,872.47
  5. Step 5: Solve for x
    x = 228,135,872.47/15,994.79
  6. Step 6: Final answer
    x = 14,263.14

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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.