Home / 35,949.20-53,925.40-12,256.40

Finding the Fourth Proportional to 35,949.20, 53,925.40 and 12,256.40

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Solution

The fourth proportional to 35,949.20, 53,925.40 and 12,256.40 is: 18,385.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,949.20 : 53,925.40 = 12,256.40 : x
  2. Step 2: Convert to fraction form
    35,949.20/53,925.40 = 12,256.40/x
  3. Step 3: Cross multiply
    35,949.20x = 53,925.40 × 12,256.40
  4. Step 4: Simplify right side
    35,949.20x = 660,931,272.56
  5. Step 5: Solve for x
    x = 660,931,272.56/35,949.20
  6. Step 6: Final answer
    x = 18,385.15

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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.