Home / 35,123.40-48,470.12-19,207.71

Finding the Fourth Proportional to 35,123.40, 48,470.12 and 19,207.71

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Solution

The fourth proportional to 35,123.40, 48,470.12 and 19,207.71 is: 26,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,123.40 : 48,470.12 = 19,207.71 : x
  2. Step 2: Convert to fraction form
    35,123.40/48,470.12 = 19,207.71/x
  3. Step 3: Cross multiply
    35,123.40x = 48,470.12 × 19,207.71
  4. Step 4: Simplify right side
    35,123.40x = 931,000,008.63
  5. Step 5: Solve for x
    x = 931,000,008.63/35,123.40
  6. Step 6: Final answer
    x = 26,506.55

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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.