Home / 29,345.18-40,490.12-17,412.40

Finding the Fourth Proportional to 29,345.18, 40,490.12 and 17,412.40

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Solution

The fourth proportional to 29,345.18, 40,490.12 and 17,412.40 is: 24,025.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,345.18 : 40,490.12 = 17,412.40 : x
  2. Step 2: Convert to fraction form
    29,345.18/40,490.12 = 17,412.40/x
  3. Step 3: Cross multiply
    29,345.18x = 40,490.12 × 17,412.40
  4. Step 4: Simplify right side
    29,345.18x = 705,030,165.49
  5. Step 5: Solve for x
    x = 705,030,165.49/29,345.18
  6. Step 6: Final answer
    x = 24,025.42

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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.