Home / 47,980.48-66,201.60-29,114.08

Finding the Fourth Proportional to 47,980.48, 66,201.60 and 29,114.08

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Solution

The fourth proportional to 47,980.48, 66,201.60 and 29,114.08 is: 40,170.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,980.48 : 66,201.60 = 29,114.08 : x
  2. Step 2: Convert to fraction form
    47,980.48/66,201.60 = 29,114.08/x
  3. Step 3: Cross multiply
    47,980.48x = 66,201.60 × 29,114.08
  4. Step 4: Simplify right side
    47,980.48x = 1,927,398,678.53
  5. Step 5: Solve for x
    x = 1,927,398,678.53/47,980.48
  6. Step 6: Final answer
    x = 40,170.48

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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.