Home / 31,353.62-47,045.81-14,715.01

Finding the Fourth Proportional to 31,353.62, 47,045.81 and 14,715.01

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Solution

The fourth proportional to 31,353.62, 47,045.81 and 14,715.01 is: 22,079.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,353.62 : 47,045.81 = 14,715.01 : x
  2. Step 2: Convert to fraction form
    31,353.62/47,045.81 = 14,715.01/x
  3. Step 3: Cross multiply
    31,353.62x = 47,045.81 × 14,715.01
  4. Step 4: Simplify right side
    31,353.62x = 692,279,329.38
  5. Step 5: Solve for x
    x = 692,279,329.38/31,353.62
  6. Step 6: Final answer
    x = 22,079.73

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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.