Home / 29,314.08-40,451.49-18,702.59

Finding the Fourth Proportional to 29,314.08, 40,451.49 and 18,702.59

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Solution

The fourth proportional to 29,314.08, 40,451.49 and 18,702.59 is: 25,808.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,314.08 : 40,451.49 = 18,702.59 : x
  2. Step 2: Convert to fraction form
    29,314.08/40,451.49 = 18,702.59/x
  3. Step 3: Cross multiply
    29,314.08x = 40,451.49 × 18,702.59
  4. Step 4: Simplify right side
    29,314.08x = 756,547,430.10
  5. Step 5: Solve for x
    x = 756,547,430.10/29,314.08
  6. Step 6: Final answer
    x = 25,808.33

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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.