Home / 25,488.48-35,172.97-14,158.77

Finding the Fourth Proportional to 25,488.48, 35,172.97 and 14,158.77

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Solution

The fourth proportional to 25,488.48, 35,172.97 and 14,158.77 is: 19,538.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488.48 : 35,172.97 = 14,158.77 : x
  2. Step 2: Convert to fraction form
    25,488.48/35,172.97 = 14,158.77/x
  3. Step 3: Cross multiply
    25,488.48x = 35,172.97 × 14,158.77
  4. Step 4: Simplify right side
    25,488.48x = 498,005,825.15
  5. Step 5: Solve for x
    x = 498,005,825.15/25,488.48
  6. Step 6: Final answer
    x = 19,538.46

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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.