Home / 47,917.47-66,123.35-27,495.21

Finding the Fourth Proportional to 47,917.47, 66,123.35 and 27,495.21

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Solution

The fourth proportional to 47,917.47, 66,123.35 and 27,495.21 is: 37,941.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,917.47 : 66,123.35 = 27,495.21 : x
  2. Step 2: Convert to fraction form
    47,917.47/66,123.35 = 27,495.21/x
  3. Step 3: Cross multiply
    47,917.47x = 66,123.35 × 27,495.21
  4. Step 4: Simplify right side
    47,917.47x = 1,818,075,394.15
  5. Step 5: Solve for x
    x = 1,818,075,394.15/47,917.47
  6. Step 6: Final answer
    x = 37,941.81

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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.