Home / 15,820.38-23,729.76-4,133.16

Finding the Fourth Proportional to 15,820.38, 23,729.76 and 4,133.16

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Solution

The fourth proportional to 15,820.38, 23,729.76 and 4,133.16 is: 6,199.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,820.38 : 23,729.76 = 4,133.16 : x
  2. Step 2: Convert to fraction form
    15,820.38/23,729.76 = 4,133.16/x
  3. Step 3: Cross multiply
    15,820.38x = 23,729.76 × 4,133.16
  4. Step 4: Simplify right side
    15,820.38x = 98,078,894.84
  5. Step 5: Solve for x
    x = 98,078,894.84/15,820.38
  6. Step 6: Final answer
    x = 6,199.53

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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.