Home / 22,312.56-33,423.27-12,457.08

Finding the Fourth Proportional to 22,312.56, 33,423.27 and 12,457.08

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Solution

The fourth proportional to 22,312.56, 33,423.27 and 12,457.08 is: 18,660.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,312.56 : 33,423.27 = 12,457.08 : x
  2. Step 2: Convert to fraction form
    22,312.56/33,423.27 = 12,457.08/x
  3. Step 3: Cross multiply
    22,312.56x = 33,423.27 × 12,457.08
  4. Step 4: Simplify right side
    22,312.56x = 416,356,348.25
  5. Step 5: Solve for x
    x = 416,356,348.25/22,312.56
  6. Step 6: Final answer
    x = 18,660.18

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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.