Home / 47,984.70-66,225.95-31,028.63

Finding the Fourth Proportional to 47,984.70, 66,225.95 and 31,028.63

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Solution

The fourth proportional to 47,984.70, 66,225.95 and 31,028.63 is: 42,824.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.70 : 66,225.95 = 31,028.63 : x
  2. Step 2: Convert to fraction form
    47,984.70/66,225.95 = 31,028.63/x
  3. Step 3: Cross multiply
    47,984.70x = 66,225.95 × 31,028.63
  4. Step 4: Simplify right side
    47,984.70x = 2,054,900,498.95
  5. Step 5: Solve for x
    x = 2,054,900,498.95/47,984.70
  6. Step 6: Final answer
    x = 42,824.08

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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.