Home / 25,722.04-35,500.20-15,648.53

Finding the Fourth Proportional to 25,722.04, 35,500.20 and 15,648.53

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Solution

The fourth proportional to 25,722.04, 35,500.20 and 15,648.53 is: 21,597.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722.04 : 35,500.20 = 15,648.53 : x
  2. Step 2: Convert to fraction form
    25,722.04/35,500.20 = 15,648.53/x
  3. Step 3: Cross multiply
    25,722.04x = 35,500.20 × 15,648.53
  4. Step 4: Simplify right side
    25,722.04x = 555,525,944.71
  5. Step 5: Solve for x
    x = 555,525,944.71/25,722.04
  6. Step 6: Final answer
    x = 21,597.27

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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.