Home / 47,873.08-66,055.20-28,999.24

Finding the Fourth Proportional to 47,873.08, 66,055.20 and 28,999.24

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Solution

The fourth proportional to 47,873.08, 66,055.20 and 28,999.24 is: 40,013.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,873.08 : 66,055.20 = 28,999.24 : x
  2. Step 2: Convert to fraction form
    47,873.08/66,055.20 = 28,999.24/x
  3. Step 3: Cross multiply
    47,873.08x = 66,055.20 × 28,999.24
  4. Step 4: Simplify right side
    47,873.08x = 1,915,550,598.05
  5. Step 5: Solve for x
    x = 1,915,550,598.05/47,873.08
  6. Step 6: Final answer
    x = 40,013.11

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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.