Home / 15,943.86-23,888.43-8,922.36

Finding the Fourth Proportional to 15,943.86, 23,888.43 and 8,922.36

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Solution

The fourth proportional to 15,943.86, 23,888.43 and 8,922.36 is: 13,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.86 : 23,888.43 = 8,922.36 : x
  2. Step 2: Convert to fraction form
    15,943.86/23,888.43 = 8,922.36/x
  3. Step 3: Cross multiply
    15,943.86x = 23,888.43 × 8,922.36
  4. Step 4: Simplify right side
    15,943.86x = 213,141,172.29
  5. Step 5: Solve for x
    x = 213,141,172.29/15,943.86
  6. Step 6: Final answer
    x = 13,368.23

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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.