Home / 25,065.57-34,589.47-14,988.07

Finding the Fourth Proportional to 25,065.57, 34,589.47 and 14,988.07

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Solution

The fourth proportional to 25,065.57, 34,589.47 and 14,988.07 is: 20,682.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,065.57 : 34,589.47 = 14,988.07 : x
  2. Step 2: Convert to fraction form
    25,065.57/34,589.47 = 14,988.07/x
  3. Step 3: Cross multiply
    25,065.57x = 34,589.47 × 14,988.07
  4. Step 4: Simplify right side
    25,065.57x = 518,429,149.74
  5. Step 5: Solve for x
    x = 518,429,149.74/25,065.57
  6. Step 6: Final answer
    x = 20,682.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.