Home / 39,220.36-58,837.02-15,520.84

Finding the Fourth Proportional to 39,220.36, 58,837.02 and 15,520.84

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Solution

The fourth proportional to 39,220.36, 58,837.02 and 15,520.84 is: 23,283.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.36 : 58,837.02 = 15,520.84 : x
  2. Step 2: Convert to fraction form
    39,220.36/58,837.02 = 15,520.84/x
  3. Step 3: Cross multiply
    39,220.36x = 58,837.02 × 15,520.84
  4. Step 4: Simplify right side
    39,220.36x = 913,199,973.50
  5. Step 5: Solve for x
    x = 913,199,973.50/39,220.36
  6. Step 6: Final answer
    x = 23,283.82

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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.