Home / 15,973.94-22,039.36-10,312.04

Finding the Fourth Proportional to 15,973.94, 22,039.36 and 10,312.04

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Solution

The fourth proportional to 15,973.94, 22,039.36 and 10,312.04 is: 14,227.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.94 : 22,039.36 = 10,312.04 : x
  2. Step 2: Convert to fraction form
    15,973.94/22,039.36 = 10,312.04/x
  3. Step 3: Cross multiply
    15,973.94x = 22,039.36 × 10,312.04
  4. Step 4: Simplify right side
    15,973.94x = 227,270,791.21
  5. Step 5: Solve for x
    x = 227,270,791.21/15,973.94
  6. Step 6: Final answer
    x = 14,227.60

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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.