Home / 47,971.79-66,201.36-26,752.40

Finding the Fourth Proportional to 47,971.79, 66,201.36 and 26,752.40

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Solution

The fourth proportional to 47,971.79, 66,201.36 and 26,752.40 is: 36,918.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,971.79 : 66,201.36 = 26,752.40 : x
  2. Step 2: Convert to fraction form
    47,971.79/66,201.36 = 26,752.40/x
  3. Step 3: Cross multiply
    47,971.79x = 66,201.36 × 26,752.40
  4. Step 4: Simplify right side
    47,971.79x = 1,771,045,263.26
  5. Step 5: Solve for x
    x = 1,771,045,263.26/47,971.79
  6. Step 6: Final answer
    x = 36,918.47

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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.