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Finding the Fourth Proportional to 14,971.51, 22,437.31 and 7,076.12

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Solution

The fourth proportional to 14,971.51, 22,437.31 and 7,076.12 is: 10,604.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.51 : 22,437.31 = 7,076.12 : x
  2. Step 2: Convert to fraction form
    14,971.51/22,437.31 = 7,076.12/x
  3. Step 3: Cross multiply
    14,971.51x = 22,437.31 × 7,076.12
  4. Step 4: Simplify right side
    14,971.51x = 158,768,950.47
  5. Step 5: Solve for x
    x = 158,768,950.47/14,971.51
  6. Step 6: Final answer
    x = 10,604.74

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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.