Home / 26,318.40-36,281.60-16,240.02

Finding the Fourth Proportional to 26,318.40, 36,281.60 and 16,240.02

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Solution

The fourth proportional to 26,318.40, 36,281.60 and 16,240.02 is: 22,387.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,318.40 : 36,281.60 = 16,240.02 : x
  2. Step 2: Convert to fraction form
    26,318.40/36,281.60 = 16,240.02/x
  3. Step 3: Cross multiply
    26,318.40x = 36,281.60 × 16,240.02
  4. Step 4: Simplify right side
    26,318.40x = 589,213,909.63
  5. Step 5: Solve for x
    x = 589,213,909.63/26,318.40
  6. Step 6: Final answer
    x = 22,387.91

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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.