Home / 10,023.90-15,037.38-7,271.37

Finding the Fourth Proportional to 10,023.90, 15,037.38 and 7,271.37

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Solution

The fourth proportional to 10,023.90, 15,037.38 and 7,271.37 is: 10,908.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.90 : 15,037.38 = 7,271.37 : x
  2. Step 2: Convert to fraction form
    10,023.90/15,037.38 = 7,271.37/x
  3. Step 3: Cross multiply
    10,023.90x = 15,037.38 × 7,271.37
  4. Step 4: Simplify right side
    10,023.90x = 109,342,353.81
  5. Step 5: Solve for x
    x = 109,342,353.81/10,023.90
  6. Step 6: Final answer
    x = 10,908.16

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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.