Home / 26,612.59-39,918.02-10,812.95

Finding the Fourth Proportional to 26,612.59, 39,918.02 and 10,812.95

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Solution

The fourth proportional to 26,612.59, 39,918.02 and 10,812.95 is: 16,219.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,612.59 : 39,918.02 = 10,812.95 : x
  2. Step 2: Convert to fraction form
    26,612.59/39,918.02 = 10,812.95/x
  3. Step 3: Cross multiply
    26,612.59x = 39,918.02 × 10,812.95
  4. Step 4: Simplify right side
    26,612.59x = 431,631,653.90
  5. Step 5: Solve for x
    x = 431,631,653.90/26,612.59
  6. Step 6: Final answer
    x = 16,219.08

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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.