Home / 15,983.48-23,988.06-7,219.16

Finding the Fourth Proportional to 15,983.48, 23,988.06 and 7,219.16

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Solution

The fourth proportional to 15,983.48, 23,988.06 and 7,219.16 is: 10,834.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,983.48 : 23,988.06 = 7,219.16 : x
  2. Step 2: Convert to fraction form
    15,983.48/23,988.06 = 7,219.16/x
  3. Step 3: Cross multiply
    15,983.48x = 23,988.06 × 7,219.16
  4. Step 4: Simplify right side
    15,983.48x = 173,173,643.23
  5. Step 5: Solve for x
    x = 173,173,643.23/15,983.48
  6. Step 6: Final answer
    x = 10,834.54

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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.