Home / 67,557.77-93,238.99-38,876.84

Finding the Fourth Proportional to 67,557.77, 93,238.99 and 38,876.84

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Solution

The fourth proportional to 67,557.77, 93,238.99 and 38,876.84 is: 53,655.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,557.77 : 93,238.99 = 38,876.84 : x
  2. Step 2: Convert to fraction form
    67,557.77/93,238.99 = 38,876.84/x
  3. Step 3: Cross multiply
    67,557.77x = 93,238.99 × 38,876.84
  4. Step 4: Simplify right side
    67,557.77x = 3,624,837,577.69
  5. Step 5: Solve for x
    x = 3,624,837,577.69/67,557.77
  6. Step 6: Final answer
    x = 53,655.37

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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.