Home / 24,009.13-36,023.15-12,156.40

Finding the Fourth Proportional to 24,009.13, 36,023.15 and 12,156.40

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Solution

The fourth proportional to 24,009.13, 36,023.15 and 12,156.40 is: 18,239.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,009.13 : 36,023.15 = 12,156.40 : x
  2. Step 2: Convert to fraction form
    24,009.13/36,023.15 = 12,156.40/x
  3. Step 3: Cross multiply
    24,009.13x = 36,023.15 × 12,156.40
  4. Step 4: Simplify right side
    24,009.13x = 437,911,820.66
  5. Step 5: Solve for x
    x = 437,911,820.66/24,009.13
  6. Step 6: Final answer
    x = 18,239.39

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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.