Home / 26,663.12-36,794.44-15,332.40

Finding the Fourth Proportional to 26,663.12, 36,794.44 and 15,332.40

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Solution

The fourth proportional to 26,663.12, 36,794.44 and 15,332.40 is: 21,158.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,663.12 : 36,794.44 = 15,332.40 : x
  2. Step 2: Convert to fraction form
    26,663.12/36,794.44 = 15,332.40/x
  3. Step 3: Cross multiply
    26,663.12x = 36,794.44 × 15,332.40
  4. Step 4: Simplify right side
    26,663.12x = 564,147,071.86
  5. Step 5: Solve for x
    x = 564,147,071.86/26,663.12
  6. Step 6: Final answer
    x = 21,158.33

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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.