Home / 25,629.98-35,316.88-18,904.95

Finding the Fourth Proportional to 25,629.98, 35,316.88 and 18,904.95

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Solution

The fourth proportional to 25,629.98, 35,316.88 and 18,904.95 is: 26,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,629.98 : 35,316.88 = 18,904.95 : x
  2. Step 2: Convert to fraction form
    25,629.98/35,316.88 = 18,904.95/x
  3. Step 3: Cross multiply
    25,629.98x = 35,316.88 × 18,904.95
  4. Step 4: Simplify right side
    25,629.98x = 667,663,803.29
  5. Step 5: Solve for x
    x = 667,663,803.29/25,629.98
  6. Step 6: Final answer
    x = 26,050.12

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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.