Home / 39,674.05-59,510.80-10,091.50

Finding the Fourth Proportional to 39,674.05, 59,510.80 and 10,091.50

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Solution

The fourth proportional to 39,674.05, 59,510.80 and 10,091.50 is: 15,137.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,674.05 : 59,510.80 = 10,091.50 : x
  2. Step 2: Convert to fraction form
    39,674.05/59,510.80 = 10,091.50/x
  3. Step 3: Cross multiply
    39,674.05x = 59,510.80 × 10,091.50
  4. Step 4: Simplify right side
    39,674.05x = 600,553,238.20
  5. Step 5: Solve for x
    x = 600,553,238.20/39,674.05
  6. Step 6: Final answer
    x = 15,137.18

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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.