Home / 52,113.34-71,916.44-28,240.01

Finding the Fourth Proportional to 52,113.34, 71,916.44 and 28,240.01

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Solution

The fourth proportional to 52,113.34, 71,916.44 and 28,240.01 is: 38,971.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,113.34 : 71,916.44 = 28,240.01 : x
  2. Step 2: Convert to fraction form
    52,113.34/71,916.44 = 28,240.01/x
  3. Step 3: Cross multiply
    52,113.34x = 71,916.44 × 28,240.01
  4. Step 4: Simplify right side
    52,113.34x = 2,030,921,235.16
  5. Step 5: Solve for x
    x = 2,030,921,235.16/52,113.34
  6. Step 6: Final answer
    x = 38,971.24

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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.