Home / 39,004.61-58,459.91-17,915.55

Finding the Fourth Proportional to 39,004.61, 58,459.91 and 17,915.55

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Solution

The fourth proportional to 39,004.61, 58,459.91 and 17,915.55 is: 26,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,004.61 : 58,459.91 = 17,915.55 : x
  2. Step 2: Convert to fraction form
    39,004.61/58,459.91 = 17,915.55/x
  3. Step 3: Cross multiply
    39,004.61x = 58,459.91 × 17,915.55
  4. Step 4: Simplify right side
    39,004.61x = 1,047,341,440.60
  5. Step 5: Solve for x
    x = 1,047,341,440.60/39,004.61
  6. Step 6: Final answer
    x = 26,851.73

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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.