Home / 31,554.30-47,331.45-9,371.10

Finding the Fourth Proportional to 31,554.30, 47,331.45 and 9,371.10

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Solution

The fourth proportional to 31,554.30, 47,331.45 and 9,371.10 is: 14,056.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.30 : 47,331.45 = 9,371.10 : x
  2. Step 2: Convert to fraction form
    31,554.30/47,331.45 = 9,371.10/x
  3. Step 3: Cross multiply
    31,554.30x = 47,331.45 × 9,371.10
  4. Step 4: Simplify right side
    31,554.30x = 443,547,751.10
  5. Step 5: Solve for x
    x = 443,547,751.10/31,554.30
  6. Step 6: Final answer
    x = 14,056.65

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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.