Home / 44,289.55-66,422.97-13,117.51

Finding the Fourth Proportional to 44,289.55, 66,422.97 and 13,117.51

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Solution

The fourth proportional to 44,289.55, 66,422.97 and 13,117.51 is: 19,672.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,289.55 : 66,422.97 = 13,117.51 : x
  2. Step 2: Convert to fraction form
    44,289.55/66,422.97 = 13,117.51/x
  3. Step 3: Cross multiply
    44,289.55x = 66,422.97 × 13,117.51
  4. Step 4: Simplify right side
    44,289.55x = 871,303,973.20
  5. Step 5: Solve for x
    x = 871,303,973.20/44,289.55
  6. Step 6: Final answer
    x = 19,672.90

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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.