Home / 25,376.77-35,019.35-14,045.57

Finding the Fourth Proportional to 25,376.77, 35,019.35 and 14,045.57

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Solution

The fourth proportional to 25,376.77, 35,019.35 and 14,045.57 is: 19,382.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,376.77 : 35,019.35 = 14,045.57 : x
  2. Step 2: Convert to fraction form
    25,376.77/35,019.35 = 14,045.57/x
  3. Step 3: Cross multiply
    25,376.77x = 35,019.35 × 14,045.57
  4. Step 4: Simplify right side
    25,376.77x = 491,866,731.78
  5. Step 5: Solve for x
    x = 491,866,731.78/25,376.77
  6. Step 6: Final answer
    x = 19,382.56

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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.