Home / 45,442.47-68,164.02-15,860.19

Finding the Fourth Proportional to 45,442.47, 68,164.02 and 15,860.19

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Solution

The fourth proportional to 45,442.47, 68,164.02 and 15,860.19 is: 23,790.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,442.47 : 68,164.02 = 15,860.19 : x
  2. Step 2: Convert to fraction form
    45,442.47/68,164.02 = 15,860.19/x
  3. Step 3: Cross multiply
    45,442.47x = 68,164.02 × 15,860.19
  4. Step 4: Simplify right side
    45,442.47x = 1,081,094,308.36
  5. Step 5: Solve for x
    x = 1,081,094,308.36/45,442.47
  6. Step 6: Final answer
    x = 23,790.39

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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.