Home / 52,655.51-78,987.34-17,595.29

Finding the Fourth Proportional to 52,655.51, 78,987.34 and 17,595.29

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Solution

The fourth proportional to 52,655.51, 78,987.34 and 17,595.29 is: 26,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,655.51 : 78,987.34 = 17,595.29 : x
  2. Step 2: Convert to fraction form
    52,655.51/78,987.34 = 17,595.29/x
  3. Step 3: Cross multiply
    52,655.51x = 78,987.34 × 17,595.29
  4. Step 4: Simplify right side
    52,655.51x = 1,389,805,153.63
  5. Step 5: Solve for x
    x = 1,389,805,153.63/52,655.51
  6. Step 6: Final answer
    x = 26,394.30

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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.