Home / 39,476.57-59,226.39-13,199.76

Finding the Fourth Proportional to 39,476.57, 59,226.39 and 13,199.76

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Solution

The fourth proportional to 39,476.57, 59,226.39 and 13,199.76 is: 19,803.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,476.57 : 59,226.39 = 13,199.76 : x
  2. Step 2: Convert to fraction form
    39,476.57/59,226.39 = 13,199.76/x
  3. Step 3: Cross multiply
    39,476.57x = 59,226.39 × 13,199.76
  4. Step 4: Simplify right side
    39,476.57x = 781,774,133.67
  5. Step 5: Solve for x
    x = 781,774,133.67/39,476.57
  6. Step 6: Final answer
    x = 19,803.50

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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.