Home / 32,860.86-49,294.02-13,128.66

Finding the Fourth Proportional to 32,860.86, 49,294.02 and 13,128.66

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Solution

The fourth proportional to 32,860.86, 49,294.02 and 13,128.66 is: 19,694.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,860.86 : 49,294.02 = 13,128.66 : x
  2. Step 2: Convert to fraction form
    32,860.86/49,294.02 = 13,128.66/x
  3. Step 3: Cross multiply
    32,860.86x = 49,294.02 × 13,128.66
  4. Step 4: Simplify right side
    32,860.86x = 647,164,428.61
  5. Step 5: Solve for x
    x = 647,164,428.61/32,860.86
  6. Step 6: Final answer
    x = 19,694.08

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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.