Home / 38,947.23-58,427.00-13,653.72

Finding the Fourth Proportional to 38,947.23, 58,427.00 and 13,653.72

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Solution

The fourth proportional to 38,947.23, 58,427.00 and 13,653.72 is: 20,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,947.23 : 58,427.00 = 13,653.72 : x
  2. Step 2: Convert to fraction form
    38,947.23/58,427.00 = 13,653.72/x
  3. Step 3: Cross multiply
    38,947.23x = 58,427.00 × 13,653.72
  4. Step 4: Simplify right side
    38,947.23x = 797,745,830.17
  5. Step 5: Solve for x
    x = 797,745,830.17/38,947.23
  6. Step 6: Final answer
    x = 20,482.74

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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.