Home / 25,988.13-35,863.61-14,657.60

Finding the Fourth Proportional to 25,988.13, 35,863.61 and 14,657.60

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Solution

The fourth proportional to 25,988.13, 35,863.61 and 14,657.60 is: 20,227.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,988.13 : 35,863.61 = 14,657.60 : x
  2. Step 2: Convert to fraction form
    25,988.13/35,863.61 = 14,657.60/x
  3. Step 3: Cross multiply
    25,988.13x = 35,863.61 × 14,657.60
  4. Step 4: Simplify right side
    25,988.13x = 525,674,365.44
  5. Step 5: Solve for x
    x = 525,674,365.44/25,988.13
  6. Step 6: Final answer
    x = 20,227.48

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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.