Home / 15,052.32-20,774.61-9,762.51

Finding the Fourth Proportional to 15,052.32, 20,774.61 and 9,762.51

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Solution

The fourth proportional to 15,052.32, 20,774.61 and 9,762.51 is: 13,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,052.32 : 20,774.61 = 9,762.51 : x
  2. Step 2: Convert to fraction form
    15,052.32/20,774.61 = 9,762.51/x
  3. Step 3: Cross multiply
    15,052.32x = 20,774.61 × 9,762.51
  4. Step 4: Simplify right side
    15,052.32x = 202,812,337.87
  5. Step 5: Solve for x
    x = 202,812,337.87/15,052.32
  6. Step 6: Final answer
    x = 13,473.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.