Home / 25,790.12-35,589.74-14,460.18

Finding the Fourth Proportional to 25,790.12, 35,589.74 and 14,460.18

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Solution

The fourth proportional to 25,790.12, 35,589.74 and 14,460.18 is: 19,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,790.12 : 35,589.74 = 14,460.18 : x
  2. Step 2: Convert to fraction form
    25,790.12/35,589.74 = 14,460.18/x
  3. Step 3: Cross multiply
    25,790.12x = 35,589.74 × 14,460.18
  4. Step 4: Simplify right side
    25,790.12x = 514,634,046.55
  5. Step 5: Solve for x
    x = 514,634,046.55/25,790.12
  6. Step 6: Final answer
    x = 19,954.70

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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.