Home / 38,328.90-57,472.48-13,362.23

Finding the Fourth Proportional to 38,328.90, 57,472.48 and 13,362.23

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Solution

The fourth proportional to 38,328.90, 57,472.48 and 13,362.23 is: 20,036.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,328.90 : 57,472.48 = 13,362.23 : x
  2. Step 2: Convert to fraction form
    38,328.90/57,472.48 = 13,362.23/x
  3. Step 3: Cross multiply
    38,328.90x = 57,472.48 × 13,362.23
  4. Step 4: Simplify right side
    38,328.90x = 767,960,619.23
  5. Step 5: Solve for x
    x = 767,960,619.23/38,328.90
  6. Step 6: Final answer
    x = 20,036.07

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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.