Home / 16,332.32-22,538.16-9,258.72

Finding the Fourth Proportional to 16,332.32, 22,538.16 and 9,258.72

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Solution

The fourth proportional to 16,332.32, 22,538.16 and 9,258.72 is: 12,776.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,332.32 : 22,538.16 = 9,258.72 : x
  2. Step 2: Convert to fraction form
    16,332.32/22,538.16 = 9,258.72/x
  3. Step 3: Cross multiply
    16,332.32x = 22,538.16 × 9,258.72
  4. Step 4: Simplify right side
    16,332.32x = 208,674,512.76
  5. Step 5: Solve for x
    x = 208,674,512.76/16,332.32
  6. Step 6: Final answer
    x = 12,776.79

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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.