Home / 38,907.04-58,259.76-28,333.60

Finding the Fourth Proportional to 38,907.04, 58,259.76 and 28,333.60

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Solution

The fourth proportional to 38,907.04, 58,259.76 and 28,333.60 is: 42,426.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,907.04 : 58,259.76 = 28,333.60 : x
  2. Step 2: Convert to fraction form
    38,907.04/58,259.76 = 28,333.60/x
  3. Step 3: Cross multiply
    38,907.04x = 58,259.76 × 28,333.60
  4. Step 4: Simplify right side
    38,907.04x = 1,650,708,735.94
  5. Step 5: Solve for x
    x = 1,650,708,735.94/38,907.04
  6. Step 6: Final answer
    x = 42,426.99

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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.