Home / 53,162.76-73,361.98-29,288.80

Finding the Fourth Proportional to 53,162.76, 73,361.98 and 29,288.80

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Solution

The fourth proportional to 53,162.76, 73,361.98 and 29,288.80 is: 40,417.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,162.76 : 73,361.98 = 29,288.80 : x
  2. Step 2: Convert to fraction form
    53,162.76/73,361.98 = 29,288.80/x
  3. Step 3: Cross multiply
    53,162.76x = 73,361.98 × 29,288.80
  4. Step 4: Simplify right side
    53,162.76x = 2,148,684,359.82
  5. Step 5: Solve for x
    x = 2,148,684,359.82/53,162.76
  6. Step 6: Final answer
    x = 40,417.10

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1.5x scale

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.