Home / 46,225.20-69,282.10-21,230.76

Finding the Fourth Proportional to 46,225.20, 69,282.10 and 21,230.76

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Solution

The fourth proportional to 46,225.20, 69,282.10 and 21,230.76 is: 31,820.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,225.20 : 69,282.10 = 21,230.76 : x
  2. Step 2: Convert to fraction form
    46,225.20/69,282.10 = 21,230.76/x
  3. Step 3: Cross multiply
    46,225.20x = 69,282.10 × 21,230.76
  4. Step 4: Simplify right side
    46,225.20x = 1,470,911,637.40
  5. Step 5: Solve for x
    x = 1,470,911,637.40/46,225.20
  6. Step 6: Final answer
    x = 31,820.56

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1.5x scale

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.