Home / 29,312.50-43,981.06-12,663.97

Finding the Fourth Proportional to 29,312.50, 43,981.06 and 12,663.97

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Solution

The fourth proportional to 29,312.50, 43,981.06 and 12,663.97 is: 19,001.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,312.50 : 43,981.06 = 12,663.97 : x
  2. Step 2: Convert to fraction form
    29,312.50/43,981.06 = 12,663.97/x
  3. Step 3: Cross multiply
    29,312.50x = 43,981.06 × 12,663.97
  4. Step 4: Simplify right side
    29,312.50x = 556,974,824.41
  5. Step 5: Solve for x
    x = 556,974,824.41/29,312.50
  6. Step 6: Final answer
    x = 19,001.27

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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.