Home / 37,808.47-56,720.93-11,512.53

Finding the Fourth Proportional to 37,808.47, 56,720.93 and 11,512.53

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Solution

The fourth proportional to 37,808.47, 56,720.93 and 11,512.53 is: 17,271.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,808.47 : 56,720.93 = 11,512.53 : x
  2. Step 2: Convert to fraction form
    37,808.47/56,720.93 = 11,512.53/x
  3. Step 3: Cross multiply
    37,808.47x = 56,720.93 × 11,512.53
  4. Step 4: Simplify right side
    37,808.47x = 653,001,350.69
  5. Step 5: Solve for x
    x = 653,001,350.69/37,808.47
  6. Step 6: Final answer
    x = 17,271.30

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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.