Home / 46,758.10-70,112.22-20,432.02

Finding the Fourth Proportional to 46,758.10, 70,112.22 and 20,432.02

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Solution

The fourth proportional to 46,758.10, 70,112.22 and 20,432.02 is: 30,637.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,758.10 : 70,112.22 = 20,432.02 : x
  2. Step 2: Convert to fraction form
    46,758.10/70,112.22 = 20,432.02/x
  3. Step 3: Cross multiply
    46,758.10x = 70,112.22 × 20,432.02
  4. Step 4: Simplify right side
    46,758.10x = 1,432,534,281.28
  5. Step 5: Solve for x
    x = 1,432,534,281.28/46,758.10
  6. Step 6: Final answer
    x = 30,637.14

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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.