Home / 42,587.84-63,887.94-13,001.84

Finding the Fourth Proportional to 42,587.84, 63,887.94 and 13,001.84

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Solution

The fourth proportional to 42,587.84, 63,887.94 and 13,001.84 is: 19,504.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,587.84 : 63,887.94 = 13,001.84 : x
  2. Step 2: Convert to fraction form
    42,587.84/63,887.94 = 13,001.84/x
  3. Step 3: Cross multiply
    42,587.84x = 63,887.94 × 13,001.84
  4. Step 4: Simplify right side
    42,587.84x = 830,660,454.37
  5. Step 5: Solve for x
    x = 830,660,454.37/42,587.84
  6. Step 6: Final answer
    x = 19,504.64

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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.