Home / 39,510.60-59,273.28-13,215.48

Finding the Fourth Proportional to 39,510.60, 59,273.28 and 13,215.48

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Solution

The fourth proportional to 39,510.60, 59,273.28 and 13,215.48 is: 19,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,510.60 : 59,273.28 = 13,215.48 : x
  2. Step 2: Convert to fraction form
    39,510.60/59,273.28 = 13,215.48/x
  3. Step 3: Cross multiply
    39,510.60x = 59,273.28 × 13,215.48
  4. Step 4: Simplify right side
    39,510.60x = 783,324,846.37
  5. Step 5: Solve for x
    x = 783,324,846.37/39,510.60
  6. Step 6: Final answer
    x = 19,825.69

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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.