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Finding the Fourth Proportional to 21,347.51, 32,011.01 and 10,093.47

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Solution

The fourth proportional to 21,347.51, 32,011.01 and 10,093.47 is: 15,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,347.51 : 32,011.01 = 10,093.47 : x
  2. Step 2: Convert to fraction form
    21,347.51/32,011.01 = 10,093.47/x
  3. Step 3: Cross multiply
    21,347.51x = 32,011.01 × 10,093.47
  4. Step 4: Simplify right side
    21,347.51x = 323,102,275.72
  5. Step 5: Solve for x
    x = 323,102,275.72/21,347.51
  6. Step 6: Final answer
    x = 15,135.36

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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.