Home / 26,479.86-36,543.06-15,301.86

Finding the Fourth Proportional to 26,479.86, 36,543.06 and 15,301.86

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Solution

The fourth proportional to 26,479.86, 36,543.06 and 15,301.86 is: 21,117.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,479.86 : 36,543.06 = 15,301.86 : x
  2. Step 2: Convert to fraction form
    26,479.86/36,543.06 = 15,301.86/x
  3. Step 3: Cross multiply
    26,479.86x = 36,543.06 × 15,301.86
  4. Step 4: Simplify right side
    26,479.86x = 559,176,788.09
  5. Step 5: Solve for x
    x = 559,176,788.09/26,479.86
  6. Step 6: Final answer
    x = 21,117.06

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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.