Home / 26,363.90-39,542.93-6,642.46

Finding the Fourth Proportional to 26,363.90, 39,542.93 and 6,642.46

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Solution

The fourth proportional to 26,363.90, 39,542.93 and 6,642.46 is: 9,962.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,363.90 : 39,542.93 = 6,642.46 : x
  2. Step 2: Convert to fraction form
    26,363.90/39,542.93 = 6,642.46/x
  3. Step 3: Cross multiply
    26,363.90x = 39,542.93 × 6,642.46
  4. Step 4: Simplify right side
    26,363.90x = 262,662,223.65
  5. Step 5: Solve for x
    x = 262,662,223.65/26,363.90
  6. Step 6: Final answer
    x = 9,962.95

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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.