Home / 37,122.67-55,693.58-13,113.06

Finding the Fourth Proportional to 37,122.67, 55,693.58 and 13,113.06

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Solution

The fourth proportional to 37,122.67, 55,693.58 and 13,113.06 is: 19,672.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,122.67 : 55,693.58 = 13,113.06 : x
  2. Step 2: Convert to fraction form
    37,122.67/55,693.58 = 13,113.06/x
  3. Step 3: Cross multiply
    37,122.67x = 55,693.58 × 13,113.06
  4. Step 4: Simplify right side
    37,122.67x = 730,312,981.74
  5. Step 5: Solve for x
    x = 730,312,981.74/37,122.67
  6. Step 6: Final answer
    x = 19,672.96

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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.