Home / 15,973.40-22,042.78-10,008.29

Finding the Fourth Proportional to 15,973.40, 22,042.78 and 10,008.29

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Solution

The fourth proportional to 15,973.40, 22,042.78 and 10,008.29 is: 13,811.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.40 : 22,042.78 = 10,008.29 : x
  2. Step 2: Convert to fraction form
    15,973.40/22,042.78 = 10,008.29/x
  3. Step 3: Cross multiply
    15,973.40x = 22,042.78 × 10,008.29
  4. Step 4: Simplify right side
    15,973.40x = 220,610,399.41
  5. Step 5: Solve for x
    x = 220,610,399.41/15,973.40
  6. Step 6: Final answer
    x = 13,811.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.