Home / 28,693.34-39,595.53-15,947.41

Finding the Fourth Proportional to 28,693.34, 39,595.53 and 15,947.41

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Solution

The fourth proportional to 28,693.34, 39,595.53 and 15,947.41 is: 22,006.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,693.34 : 39,595.53 = 15,947.41 : x
  2. Step 2: Convert to fraction form
    28,693.34/39,595.53 = 15,947.41/x
  3. Step 3: Cross multiply
    28,693.34x = 39,595.53 × 15,947.41
  4. Step 4: Simplify right side
    28,693.34x = 631,446,151.08
  5. Step 5: Solve for x
    x = 631,446,151.08/28,693.34
  6. Step 6: Final answer
    x = 22,006.71

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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.