Home / 47,890.09-66,085.74-26,379.13

Finding the Fourth Proportional to 47,890.09, 66,085.74 and 26,379.13

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Solution

The fourth proportional to 47,890.09, 66,085.74 and 26,379.13 is: 36,401.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,890.09 : 66,085.74 = 26,379.13 : x
  2. Step 2: Convert to fraction form
    47,890.09/66,085.74 = 26,379.13/x
  3. Step 3: Cross multiply
    47,890.09x = 66,085.74 × 26,379.13
  4. Step 4: Simplify right side
    47,890.09x = 1,743,283,864.28
  5. Step 5: Solve for x
    x = 1,743,283,864.28/47,890.09
  6. Step 6: Final answer
    x = 36,401.77

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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.