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Finding the Fourth Proportional to 10,150.02, 15,110.51 and 10,011.51

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Solution

The fourth proportional to 10,150.02, 15,110.51 and 10,011.51 is: 14,904.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,150.02 : 15,110.51 = 10,011.51 : x
  2. Step 2: Convert to fraction form
    10,150.02/15,110.51 = 10,011.51/x
  3. Step 3: Cross multiply
    10,150.02x = 15,110.51 × 10,011.51
  4. Step 4: Simplify right side
    10,150.02x = 151,278,971.91
  5. Step 5: Solve for x
    x = 151,278,971.91/10,150.02
  6. Step 6: Final answer
    x = 14,904.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.