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Finding the Fourth Proportional to 29,488.19, 40,697.10 and 17,551.40

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Solution

The fourth proportional to 29,488.19, 40,697.10 and 17,551.40 is: 24,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,488.19 : 40,697.10 = 17,551.40 : x
  2. Step 2: Convert to fraction form
    29,488.19/40,697.10 = 17,551.40/x
  3. Step 3: Cross multiply
    29,488.19x = 40,697.10 × 17,551.40
  4. Step 4: Simplify right side
    29,488.19x = 714,290,877.45
  5. Step 5: Solve for x
    x = 714,290,877.45/29,488.19
  6. Step 6: Final answer
    x = 24,222.95

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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.