Home / 10,641.58-15,973.30-10,247.92

Finding the Fourth Proportional to 10,641.58, 15,973.30 and 10,247.92

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Solution

The fourth proportional to 10,641.58, 15,973.30 and 10,247.92 is: 15,382.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,641.58 : 15,973.30 = 10,247.92 : x
  2. Step 2: Convert to fraction form
    10,641.58/15,973.30 = 10,247.92/x
  3. Step 3: Cross multiply
    10,641.58x = 15,973.30 × 10,247.92
  4. Step 4: Simplify right side
    10,641.58x = 163,693,073.41
  5. Step 5: Solve for x
    x = 163,693,073.41/10,641.58
  6. Step 6: Final answer
    x = 15,382.41

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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.