Home / 31,769.10-43,898.49-22,801.05

Finding the Fourth Proportional to 31,769.10, 43,898.49 and 22,801.05

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Solution

The fourth proportional to 31,769.10, 43,898.49 and 22,801.05 is: 31,506.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,769.10 : 43,898.49 = 22,801.05 : x
  2. Step 2: Convert to fraction form
    31,769.10/43,898.49 = 22,801.05/x
  3. Step 3: Cross multiply
    31,769.10x = 43,898.49 × 22,801.05
  4. Step 4: Simplify right side
    31,769.10x = 1,000,931,665.41
  5. Step 5: Solve for x
    x = 1,000,931,665.41/31,769.10
  6. Step 6: Final answer
    x = 31,506.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.