Home / 13,244.47-19,875.07-7,404.91

Finding the Fourth Proportional to 13,244.47, 19,875.07 and 7,404.91

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Solution

The fourth proportional to 13,244.47, 19,875.07 and 7,404.91 is: 11,112.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.47 : 19,875.07 = 7,404.91 : x
  2. Step 2: Convert to fraction form
    13,244.47/19,875.07 = 7,404.91/x
  3. Step 3: Cross multiply
    13,244.47x = 19,875.07 × 7,404.91
  4. Step 4: Simplify right side
    13,244.47x = 147,173,064.16
  5. Step 5: Solve for x
    x = 147,173,064.16/13,244.47
  6. Step 6: Final answer
    x = 11,112.04

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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.