Home / 15,628.68-23,448.89-9,307.20

Finding the Fourth Proportional to 15,628.68, 23,448.89 and 9,307.20

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Solution

The fourth proportional to 15,628.68, 23,448.89 and 9,307.20 is: 13,964.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.68 : 23,448.89 = 9,307.20 : x
  2. Step 2: Convert to fraction form
    15,628.68/23,448.89 = 9,307.20/x
  3. Step 3: Cross multiply
    15,628.68x = 23,448.89 × 9,307.20
  4. Step 4: Simplify right side
    15,628.68x = 218,243,620.21
  5. Step 5: Solve for x
    x = 218,243,620.21/15,628.68
  6. Step 6: Final answer
    x = 13,964.30

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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.