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Finding the Fourth Proportional to 15,063.52, 20,794.80 and 10,036.12

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Solution

The fourth proportional to 15,063.52, 20,794.80 and 10,036.12 is: 13,854.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,063.52 : 20,794.80 = 10,036.12 : x
  2. Step 2: Convert to fraction form
    15,063.52/20,794.80 = 10,036.12/x
  3. Step 3: Cross multiply
    15,063.52x = 20,794.80 × 10,036.12
  4. Step 4: Simplify right side
    15,063.52x = 208,699,108.18
  5. Step 5: Solve for x
    x = 208,699,108.18/15,063.52
  6. Step 6: Final answer
    x = 13,854.60

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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.