Home / 47,828.72-66,001.80-26,609.30

Finding the Fourth Proportional to 47,828.72, 66,001.80 and 26,609.30

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Solution

The fourth proportional to 47,828.72, 66,001.80 and 26,609.30 is: 36,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,828.72 : 66,001.80 = 26,609.30 : x
  2. Step 2: Convert to fraction form
    47,828.72/66,001.80 = 26,609.30/x
  3. Step 3: Cross multiply
    47,828.72x = 66,001.80 × 26,609.30
  4. Step 4: Simplify right side
    47,828.72x = 1,756,261,696.74
  5. Step 5: Solve for x
    x = 1,756,261,696.74/47,828.72
  6. Step 6: Final answer
    x = 36,719.81

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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.