Home / 31,401.84-47,062.68-14,725.08

Finding the Fourth Proportional to 31,401.84, 47,062.68 and 14,725.08

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Solution

The fourth proportional to 31,401.84, 47,062.68 and 14,725.08 is: 22,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,401.84 : 47,062.68 = 14,725.08 : x
  2. Step 2: Convert to fraction form
    31,401.84/47,062.68 = 14,725.08/x
  3. Step 3: Cross multiply
    31,401.84x = 47,062.68 × 14,725.08
  4. Step 4: Simplify right side
    31,401.84x = 693,001,728.01
  5. Step 5: Solve for x
    x = 693,001,728.01/31,401.84
  6. Step 6: Final answer
    x = 22,068.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.