Home / 23,330.18-32,195.63-13,258.64

Finding the Fourth Proportional to 23,330.18, 32,195.63 and 13,258.64

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Solution

The fourth proportional to 23,330.18, 32,195.63 and 13,258.64 is: 18,296.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,330.18 : 32,195.63 = 13,258.64 : x
  2. Step 2: Convert to fraction form
    23,330.18/32,195.63 = 13,258.64/x
  3. Step 3: Cross multiply
    23,330.18x = 32,195.63 × 13,258.64
  4. Step 4: Simplify right side
    23,330.18x = 426,870,139.91
  5. Step 5: Solve for x
    x = 426,870,139.91/23,330.18
  6. Step 6: Final answer
    x = 18,296.91

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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.