Home / 10,579.86-15,908.67-10,152.18

Finding the Fourth Proportional to 10,579.86, 15,908.67 and 10,152.18

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Solution

The fourth proportional to 10,579.86, 15,908.67 and 10,152.18 is: 15,265.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,579.86 : 15,908.67 = 10,152.18 : x
  2. Step 2: Convert to fraction form
    10,579.86/15,908.67 = 10,152.18/x
  3. Step 3: Cross multiply
    10,579.86x = 15,908.67 × 10,152.18
  4. Step 4: Simplify right side
    10,579.86x = 161,507,681.40
  5. Step 5: Solve for x
    x = 161,507,681.40/10,579.86
  6. Step 6: Final answer
    x = 15,265.58

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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.