Home / 25,657.04-38,429.40-15,245.84

Finding the Fourth Proportional to 25,657.04, 38,429.40 and 15,245.84

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Solution

The fourth proportional to 25,657.04, 38,429.40 and 15,245.84 is: 22,835.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,657.04 : 38,429.40 = 15,245.84 : x
  2. Step 2: Convert to fraction form
    25,657.04/38,429.40 = 15,245.84/x
  3. Step 3: Cross multiply
    25,657.04x = 38,429.40 × 15,245.84
  4. Step 4: Simplify right side
    25,657.04x = 585,888,483.70
  5. Step 5: Solve for x
    x = 585,888,483.70/25,657.04
  6. Step 6: Final answer
    x = 22,835.39

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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.