Home / 51,587.02-77,355-18,302.09

Finding the Fourth Proportional to 51,587.02, 77,355 and 18,302.09

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Solution

The fourth proportional to 51,587.02, 77,355 and 18,302.09 is: 27,444.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,587.02 : 77,355 = 18,302.09 : x
  2. Step 2: Convert to fraction form
    51,587.02/77,355 = 18,302.09/x
  3. Step 3: Cross multiply
    51,587.02x = 77,355 × 18,302.09
  4. Step 4: Simplify right side
    51,587.02x = 1,415,758,171.95
  5. Step 5: Solve for x
    x = 1,415,758,171.95/51,587.02
  6. Step 6: Final answer
    x = 27,444.08

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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.