Home / 25,649.18-38,485.95-17,763.83

Finding the Fourth Proportional to 25,649.18, 38,485.95 and 17,763.83

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Solution

The fourth proportional to 25,649.18, 38,485.95 and 17,763.83 is: 26,654.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,649.18 : 38,485.95 = 17,763.83 : x
  2. Step 2: Convert to fraction form
    25,649.18/38,485.95 = 17,763.83/x
  3. Step 3: Cross multiply
    25,649.18x = 38,485.95 × 17,763.83
  4. Step 4: Simplify right side
    25,649.18x = 683,657,873.19
  5. Step 5: Solve for x
    x = 683,657,873.19/25,649.18
  6. Step 6: Final answer
    x = 26,654.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.