Home / 15,415.04-23,122.56-5,027.84

Finding the Fourth Proportional to 15,415.04, 23,122.56 and 5,027.84

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Solution

The fourth proportional to 15,415.04, 23,122.56 and 5,027.84 is: 7,541.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,415.04 : 23,122.56 = 5,027.84 : x
  2. Step 2: Convert to fraction form
    15,415.04/23,122.56 = 5,027.84/x
  3. Step 3: Cross multiply
    15,415.04x = 23,122.56 × 5,027.84
  4. Step 4: Simplify right side
    15,415.04x = 116,256,532.07
  5. Step 5: Solve for x
    x = 116,256,532.07/15,415.04
  6. Step 6: Final answer
    x = 7,541.76

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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.