Home / 39,750.20-59,669.02-31,483.32

Finding the Fourth Proportional to 39,750.20, 59,669.02 and 31,483.32

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Solution

The fourth proportional to 39,750.20, 59,669.02 and 31,483.32 is: 47,259.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,750.20 : 59,669.02 = 31,483.32 : x
  2. Step 2: Convert to fraction form
    39,750.20/59,669.02 = 31,483.32/x
  3. Step 3: Cross multiply
    39,750.20x = 59,669.02 × 31,483.32
  4. Step 4: Simplify right side
    39,750.20x = 1,878,578,850.75
  5. Step 5: Solve for x
    x = 1,878,578,850.75/39,750.20
  6. Step 6: Final answer
    x = 47,259.61

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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.