Home / 16,459.06-22,715.49-9,386.68

Finding the Fourth Proportional to 16,459.06, 22,715.49 and 9,386.68

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Solution

The fourth proportional to 16,459.06, 22,715.49 and 9,386.68 is: 12,954.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,459.06 : 22,715.49 = 9,386.68 : x
  2. Step 2: Convert to fraction form
    16,459.06/22,715.49 = 9,386.68/x
  3. Step 3: Cross multiply
    16,459.06x = 22,715.49 × 9,386.68
  4. Step 4: Simplify right side
    16,459.06x = 213,223,035.67
  5. Step 5: Solve for x
    x = 213,223,035.67/16,459.06
  6. Step 6: Final answer
    x = 12,954.75

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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.