Home / 15,367.86-21,193.65-10,060.74

Finding the Fourth Proportional to 15,367.86, 21,193.65 and 10,060.74

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Solution

The fourth proportional to 15,367.86, 21,193.65 and 10,060.74 is: 13,874.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,367.86 : 21,193.65 = 10,060.74 : x
  2. Step 2: Convert to fraction form
    15,367.86/21,193.65 = 10,060.74/x
  3. Step 3: Cross multiply
    15,367.86x = 21,193.65 × 10,060.74
  4. Step 4: Simplify right side
    15,367.86x = 213,223,802.30
  5. Step 5: Solve for x
    x = 213,223,802.30/15,367.86
  6. Step 6: Final answer
    x = 13,874.66

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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.