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Finding the Fourth Proportional to 35,262.61, 48,662.47 and 19,347.18

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Solution

The fourth proportional to 35,262.61, 48,662.47 and 19,347.18 is: 26,699.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,262.61 : 48,662.47 = 19,347.18 : x
  2. Step 2: Convert to fraction form
    35,262.61/48,662.47 = 19,347.18/x
  3. Step 3: Cross multiply
    35,262.61x = 48,662.47 × 19,347.18
  4. Step 4: Simplify right side
    35,262.61x = 941,481,226.29
  5. Step 5: Solve for x
    x = 941,481,226.29/35,262.61
  6. Step 6: Final answer
    x = 26,699.14

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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.