Home / 60,760.05-91,142.82-18,637.08

Finding the Fourth Proportional to 60,760.05, 91,142.82 and 18,637.08

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Solution

The fourth proportional to 60,760.05, 91,142.82 and 18,637.08 is: 27,956.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,760.05 : 91,142.82 = 18,637.08 : x
  2. Step 2: Convert to fraction form
    60,760.05/91,142.82 = 18,637.08/x
  3. Step 3: Cross multiply
    60,760.05x = 91,142.82 × 18,637.08
  4. Step 4: Simplify right side
    60,760.05x = 1,698,636,027.77
  5. Step 5: Solve for x
    x = 1,698,636,027.77/60,760.05
  6. Step 6: Final answer
    x = 27,956.46

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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.