Home / 26,909.78-37,135.68-14,973.62

Finding the Fourth Proportional to 26,909.78, 37,135.68 and 14,973.62

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Solution

The fourth proportional to 26,909.78, 37,135.68 and 14,973.62 is: 20,663.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,909.78 : 37,135.68 = 14,973.62 : x
  2. Step 2: Convert to fraction form
    26,909.78/37,135.68 = 14,973.62/x
  3. Step 3: Cross multiply
    26,909.78x = 37,135.68 × 14,973.62
  4. Step 4: Simplify right side
    26,909.78x = 556,055,560.76
  5. Step 5: Solve for x
    x = 556,055,560.76/26,909.78
  6. Step 6: Final answer
    x = 20,663.70

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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.