Home / 44,615.18-66,915.59-13,017.81

Finding the Fourth Proportional to 44,615.18, 66,915.59 and 13,017.81

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Solution

The fourth proportional to 44,615.18, 66,915.59 and 13,017.81 is: 19,524.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,615.18 : 66,915.59 = 13,017.81 : x
  2. Step 2: Convert to fraction form
    44,615.18/66,915.59 = 13,017.81/x
  3. Step 3: Cross multiply
    44,615.18x = 66,915.59 × 13,017.81
  4. Step 4: Simplify right side
    44,615.18x = 871,094,732.34
  5. Step 5: Solve for x
    x = 871,094,732.34/44,615.18
  6. Step 6: Final answer
    x = 19,524.63

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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.