Home / 51,675.13-77,512.63-14,235.41

Finding the Fourth Proportional to 51,675.13, 77,512.63 and 14,235.41

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Solution

The fourth proportional to 51,675.13, 77,512.63 and 14,235.41 is: 21,353.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,675.13 : 77,512.63 = 14,235.41 : x
  2. Step 2: Convert to fraction form
    51,675.13/77,512.63 = 14,235.41/x
  3. Step 3: Cross multiply
    51,675.13x = 77,512.63 × 14,235.41
  4. Step 4: Simplify right side
    51,675.13x = 1,103,424,068.23
  5. Step 5: Solve for x
    x = 1,103,424,068.23/51,675.13
  6. Step 6: Final answer
    x = 21,353.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.