Home / 40,256.40-60,384.30-12,176.40

Finding the Fourth Proportional to 40,256.40, 60,384.30 and 12,176.40

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Solution

The fourth proportional to 40,256.40, 60,384.30 and 12,176.40 is: 18,264.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256.40 : 60,384.30 = 12,176.40 : x
  2. Step 2: Convert to fraction form
    40,256.40/60,384.30 = 12,176.40/x
  3. Step 3: Cross multiply
    40,256.40x = 60,384.30 × 12,176.40
  4. Step 4: Simplify right side
    40,256.40x = 735,263,390.52
  5. Step 5: Solve for x
    x = 735,263,390.52/40,256.40
  6. Step 6: Final answer
    x = 18,264.51

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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.