Home / 25,624.04-38,409.53-12,460.05

Finding the Fourth Proportional to 25,624.04, 38,409.53 and 12,460.05

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Solution

The fourth proportional to 25,624.04, 38,409.53 and 12,460.05 is: 18,677.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,624.04 : 38,409.53 = 12,460.05 : x
  2. Step 2: Convert to fraction form
    25,624.04/38,409.53 = 12,460.05/x
  3. Step 3: Cross multiply
    25,624.04x = 38,409.53 × 12,460.05
  4. Step 4: Simplify right side
    25,624.04x = 478,584,816.10
  5. Step 5: Solve for x
    x = 478,584,816.10/25,624.04
  6. Step 6: Final answer
    x = 18,677.18

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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.