Home / 47,907.03-66,111.80-27,767.79

Finding the Fourth Proportional to 47,907.03, 66,111.80 and 27,767.79

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Solution

The fourth proportional to 47,907.03, 66,111.80 and 27,767.79 is: 38,319.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,907.03 : 66,111.80 = 27,767.79 : x
  2. Step 2: Convert to fraction form
    47,907.03/66,111.80 = 27,767.79/x
  3. Step 3: Cross multiply
    47,907.03x = 66,111.80 × 27,767.79
  4. Step 4: Simplify right side
    47,907.03x = 1,835,778,440.08
  5. Step 5: Solve for x
    x = 1,835,778,440.08/47,907.03
  6. Step 6: Final answer
    x = 38,319.60

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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.