Home / 46,720.20-70,089.54-17,138.32

Finding the Fourth Proportional to 46,720.20, 70,089.54 and 17,138.32

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Solution

The fourth proportional to 46,720.20, 70,089.54 and 17,138.32 is: 25,710.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,720.20 : 70,089.54 = 17,138.32 : x
  2. Step 2: Convert to fraction form
    46,720.20/70,089.54 = 17,138.32/x
  3. Step 3: Cross multiply
    46,720.20x = 70,089.54 × 17,138.32
  4. Step 4: Simplify right side
    46,720.20x = 1,201,216,965.17
  5. Step 5: Solve for x
    x = 1,201,216,965.17/46,720.20
  6. Step 6: Final answer
    x = 25,710.87

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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.