Home / 15,380.02-23,068.95-8,785.54

Finding the Fourth Proportional to 15,380.02, 23,068.95 and 8,785.54

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Solution

The fourth proportional to 15,380.02, 23,068.95 and 8,785.54 is: 13,177.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,380.02 : 23,068.95 = 8,785.54 : x
  2. Step 2: Convert to fraction form
    15,380.02/23,068.95 = 8,785.54/x
  3. Step 3: Cross multiply
    15,380.02x = 23,068.95 × 8,785.54
  4. Step 4: Simplify right side
    15,380.02x = 202,673,182.98
  5. Step 5: Solve for x
    x = 202,673,182.98/15,380.02
  6. Step 6: Final answer
    x = 13,177.69

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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.