Home / 52,477.34-72,418.28-28,604.02

Finding the Fourth Proportional to 52,477.34, 72,418.28 and 28,604.02

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Solution

The fourth proportional to 52,477.34, 72,418.28 and 28,604.02 is: 39,473.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477.34 : 72,418.28 = 28,604.02 : x
  2. Step 2: Convert to fraction form
    52,477.34/72,418.28 = 28,604.02/x
  3. Step 3: Cross multiply
    52,477.34x = 72,418.28 × 28,604.02
  4. Step 4: Simplify right side
    52,477.34x = 2,071,453,929.49
  5. Step 5: Solve for x
    x = 2,071,453,929.49/52,477.34
  6. Step 6: Final answer
    x = 39,473.30

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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.