Home / 47,851.04-66,036.60-27,708.80

Finding the Fourth Proportional to 47,851.04, 66,036.60 and 27,708.80

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Solution

The fourth proportional to 47,851.04, 66,036.60 and 27,708.80 is: 38,239.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,851.04 : 66,036.60 = 27,708.80 : x
  2. Step 2: Convert to fraction form
    47,851.04/66,036.60 = 27,708.80/x
  3. Step 3: Cross multiply
    47,851.04x = 66,036.60 × 27,708.80
  4. Step 4: Simplify right side
    47,851.04x = 1,829,794,942.08
  5. Step 5: Solve for x
    x = 1,829,794,942.08/47,851.04
  6. Step 6: Final answer
    x = 38,239.40

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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.