Home / 39,281.40-58,922.10-26,839.80

Finding the Fourth Proportional to 39,281.40, 58,922.10 and 26,839.80

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Solution

The fourth proportional to 39,281.40, 58,922.10 and 26,839.80 is: 40,259.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,281.40 : 58,922.10 = 26,839.80 : x
  2. Step 2: Convert to fraction form
    39,281.40/58,922.10 = 26,839.80/x
  3. Step 3: Cross multiply
    39,281.40x = 58,922.10 × 26,839.80
  4. Step 4: Simplify right side
    39,281.40x = 1,581,457,379.58
  5. Step 5: Solve for x
    x = 1,581,457,379.58/39,281.40
  6. Step 6: Final answer
    x = 40,259.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.