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Finding the Fourth Proportional to 29,246.64, 40,357.89 and 17,307.87

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Solution

The fourth proportional to 29,246.64, 40,357.89 and 17,307.87 is: 23,883.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,246.64 : 40,357.89 = 17,307.87 : x
  2. Step 2: Convert to fraction form
    29,246.64/40,357.89 = 17,307.87/x
  3. Step 3: Cross multiply
    29,246.64x = 40,357.89 × 17,307.87
  4. Step 4: Simplify right side
    29,246.64x = 698,509,113.59
  5. Step 5: Solve for x
    x = 698,509,113.59/29,246.64
  6. Step 6: Final answer
    x = 23,883.40

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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.