Home / 47,881.53-66,075.75-26,661.15

Finding the Fourth Proportional to 47,881.53, 66,075.75 and 26,661.15

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Solution

The fourth proportional to 47,881.53, 66,075.75 and 26,661.15 is: 36,791.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,881.53 : 66,075.75 = 26,661.15 : x
  2. Step 2: Convert to fraction form
    47,881.53/66,075.75 = 26,661.15/x
  3. Step 3: Cross multiply
    47,881.53x = 66,075.75 × 26,661.15
  4. Step 4: Simplify right side
    47,881.53x = 1,761,655,482.11
  5. Step 5: Solve for x
    x = 1,761,655,482.11/47,881.53
  6. Step 6: Final answer
    x = 36,791.96

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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.