Home / 32,862.66-45,350.40-18,715.50

Finding the Fourth Proportional to 32,862.66, 45,350.40 and 18,715.50

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Solution

The fourth proportional to 32,862.66, 45,350.40 and 18,715.50 is: 25,827.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,862.66 : 45,350.40 = 18,715.50 : x
  2. Step 2: Convert to fraction form
    32,862.66/45,350.40 = 18,715.50/x
  3. Step 3: Cross multiply
    32,862.66x = 45,350.40 × 18,715.50
  4. Step 4: Simplify right side
    32,862.66x = 848,755,411.20
  5. Step 5: Solve for x
    x = 848,755,411.20/32,862.66
  6. Step 6: Final answer
    x = 25,827.35

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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.