Home / 26,317.52-36,320.33-14,990.57

Finding the Fourth Proportional to 26,317.52, 36,320.33 and 14,990.57

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Solution

The fourth proportional to 26,317.52, 36,320.33 and 14,990.57 is: 20,688.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,317.52 : 36,320.33 = 14,990.57 : x
  2. Step 2: Convert to fraction form
    26,317.52/36,320.33 = 14,990.57/x
  3. Step 3: Cross multiply
    26,317.52x = 36,320.33 × 14,990.57
  4. Step 4: Simplify right side
    26,317.52x = 544,462,449.29
  5. Step 5: Solve for x
    x = 544,462,449.29/26,317.52
  6. Step 6: Final answer
    x = 20,688.21

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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.