Home / 15,578.15-23,255.01-14,470.99

Finding the Fourth Proportional to 15,578.15, 23,255.01 and 14,470.99

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Solution

The fourth proportional to 15,578.15, 23,255.01 and 14,470.99 is: 21,602.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,578.15 : 23,255.01 = 14,470.99 : x
  2. Step 2: Convert to fraction form
    15,578.15/23,255.01 = 14,470.99/x
  3. Step 3: Cross multiply
    15,578.15x = 23,255.01 × 14,470.99
  4. Step 4: Simplify right side
    15,578.15x = 336,522,959.02
  5. Step 5: Solve for x
    x = 336,522,959.02/15,578.15
  6. Step 6: Final answer
    x = 21,602.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.