Home / 10,353.90-15,512.55-10,011.30

Finding the Fourth Proportional to 10,353.90, 15,512.55 and 10,011.30

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Solution

The fourth proportional to 10,353.90, 15,512.55 and 10,011.30 is: 14,999.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353.90 : 15,512.55 = 10,011.30 : x
  2. Step 2: Convert to fraction form
    10,353.90/15,512.55 = 10,011.30/x
  3. Step 3: Cross multiply
    10,353.90x = 15,512.55 × 10,011.30
  4. Step 4: Simplify right side
    10,353.90x = 155,300,791.82
  5. Step 5: Solve for x
    x = 155,300,791.82/10,353.90
  6. Step 6: Final answer
    x = 14,999.26

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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.