Home / 31,159.04-46,753.12-13,633.92

Finding the Fourth Proportional to 31,159.04, 46,753.12 and 13,633.92

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Solution

The fourth proportional to 31,159.04, 46,753.12 and 13,633.92 is: 20,457.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,159.04 : 46,753.12 = 13,633.92 : x
  2. Step 2: Convert to fraction form
    31,159.04/46,753.12 = 13,633.92/x
  3. Step 3: Cross multiply
    31,159.04x = 46,753.12 × 13,633.92
  4. Step 4: Simplify right side
    31,159.04x = 637,428,297.83
  5. Step 5: Solve for x
    x = 637,428,297.83/31,159.04
  6. Step 6: Final answer
    x = 20,457.25

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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.