Home / 47,299.02-65,284.02-28,432.50

Finding the Fourth Proportional to 47,299.02, 65,284.02 and 28,432.50

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Solution

The fourth proportional to 47,299.02, 65,284.02 and 28,432.50 is: 39,243.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.02 : 65,284.02 = 28,432.50 : x
  2. Step 2: Convert to fraction form
    47,299.02/65,284.02 = 28,432.50/x
  3. Step 3: Cross multiply
    47,299.02x = 65,284.02 × 28,432.50
  4. Step 4: Simplify right side
    47,299.02x = 1,856,187,898.65
  5. Step 5: Solve for x
    x = 1,856,187,898.65/47,299.02
  6. Step 6: Final answer
    x = 39,243.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.