Home / 38,916.05-58,347.41-13,955.56

Finding the Fourth Proportional to 38,916.05, 58,347.41 and 13,955.56

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Solution

The fourth proportional to 38,916.05, 58,347.41 and 13,955.56 is: 20,923.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,916.05 : 58,347.41 = 13,955.56 : x
  2. Step 2: Convert to fraction form
    38,916.05/58,347.41 = 13,955.56/x
  3. Step 3: Cross multiply
    38,916.05x = 58,347.41 × 13,955.56
  4. Step 4: Simplify right side
    38,916.05x = 814,270,565.45
  5. Step 5: Solve for x
    x = 814,270,565.45/38,916.05
  6. Step 6: Final answer
    x = 20,923.77

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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.