Home / 47,985.84-66,225.60-26,772.48

Finding the Fourth Proportional to 47,985.84, 66,225.60 and 26,772.48

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Solution

The fourth proportional to 47,985.84, 66,225.60 and 26,772.48 is: 36,948.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,985.84 : 66,225.60 = 26,772.48 : x
  2. Step 2: Convert to fraction form
    47,985.84/66,225.60 = 26,772.48/x
  3. Step 3: Cross multiply
    47,985.84x = 66,225.60 × 26,772.48
  4. Step 4: Simplify right side
    47,985.84x = 1,773,023,551.49
  5. Step 5: Solve for x
    x = 1,773,023,551.49/47,985.84
  6. Step 6: Final answer
    x = 36,948.89

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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.