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Finding the Fourth Proportional to 26,295.60, 36,287.64 and 14,358.90

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Solution

The fourth proportional to 26,295.60, 36,287.64 and 14,358.90 is: 19,815.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,295.60 : 36,287.64 = 14,358.90 : x
  2. Step 2: Convert to fraction form
    26,295.60/36,287.64 = 14,358.90/x
  3. Step 3: Cross multiply
    26,295.60x = 36,287.64 × 14,358.90
  4. Step 4: Simplify right side
    26,295.60x = 521,050,594.00
  5. Step 5: Solve for x
    x = 521,050,594.00/26,295.60
  6. Step 6: Final answer
    x = 19,815.12

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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.