Home / 39,510.42-59,255.75-15,499.60

Finding the Fourth Proportional to 39,510.42, 59,255.75 and 15,499.60

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Solution

The fourth proportional to 39,510.42, 59,255.75 and 15,499.60 is: 23,245.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,510.42 : 59,255.75 = 15,499.60 : x
  2. Step 2: Convert to fraction form
    39,510.42/59,255.75 = 15,499.60/x
  3. Step 3: Cross multiply
    39,510.42x = 59,255.75 × 15,499.60
  4. Step 4: Simplify right side
    39,510.42x = 918,440,126.42
  5. Step 5: Solve for x
    x = 918,440,126.42/39,510.42
  6. Step 6: Final answer
    x = 23,245.52

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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.