Home / 44,440.50-66,663.18-13,278.18

Finding the Fourth Proportional to 44,440.50, 66,663.18 and 13,278.18

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Solution

The fourth proportional to 44,440.50, 66,663.18 and 13,278.18 is: 19,918.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,440.50 : 66,663.18 = 13,278.18 : x
  2. Step 2: Convert to fraction form
    44,440.50/66,663.18 = 13,278.18/x
  3. Step 3: Cross multiply
    44,440.50x = 66,663.18 × 13,278.18
  4. Step 4: Simplify right side
    44,440.50x = 885,165,703.41
  5. Step 5: Solve for x
    x = 885,165,703.41/44,440.50
  6. Step 6: Final answer
    x = 19,918.00

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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.