Home / 35,612.70-53,423.85-12,246.30

Finding the Fourth Proportional to 35,612.70, 53,423.85 and 12,246.30

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Solution

The fourth proportional to 35,612.70, 53,423.85 and 12,246.30 is: 18,371.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,612.70 : 53,423.85 = 12,246.30 : x
  2. Step 2: Convert to fraction form
    35,612.70/53,423.85 = 12,246.30/x
  3. Step 3: Cross multiply
    35,612.70x = 53,423.85 × 12,246.30
  4. Step 4: Simplify right side
    35,612.70x = 654,244,494.26
  5. Step 5: Solve for x
    x = 654,244,494.26/35,612.70
  6. Step 6: Final answer
    x = 18,371.10

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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.