Home / 16,407.40-24,614.70-5,312.20

Finding the Fourth Proportional to 16,407.40, 24,614.70 and 5,312.20

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Solution

The fourth proportional to 16,407.40, 24,614.70 and 5,312.20 is: 7,969.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,407.40 : 24,614.70 = 5,312.20 : x
  2. Step 2: Convert to fraction form
    16,407.40/24,614.70 = 5,312.20/x
  3. Step 3: Cross multiply
    16,407.40x = 24,614.70 × 5,312.20
  4. Step 4: Simplify right side
    16,407.40x = 130,758,209.34
  5. Step 5: Solve for x
    x = 130,758,209.34/16,407.40
  6. Step 6: Final answer
    x = 7,969.47

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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.