Home / 15,561.51-23,329.17-7,237.28

Finding the Fourth Proportional to 15,561.51, 23,329.17 and 7,237.28

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Solution

The fourth proportional to 15,561.51, 23,329.17 and 7,237.28 is: 10,849.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,561.51 : 23,329.17 = 7,237.28 : x
  2. Step 2: Convert to fraction form
    15,561.51/23,329.17 = 7,237.28/x
  3. Step 3: Cross multiply
    15,561.51x = 23,329.17 × 7,237.28
  4. Step 4: Simplify right side
    15,561.51x = 168,839,618.81
  5. Step 5: Solve for x
    x = 168,839,618.81/15,561.51
  6. Step 6: Final answer
    x = 10,849.82

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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.