Home / 39,471.19-59,184.83-13,161.58

Finding the Fourth Proportional to 39,471.19, 59,184.83 and 13,161.58

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Solution

The fourth proportional to 39,471.19, 59,184.83 and 13,161.58 is: 19,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,471.19 : 59,184.83 = 13,161.58 : x
  2. Step 2: Convert to fraction form
    39,471.19/59,184.83 = 13,161.58/x
  3. Step 3: Cross multiply
    39,471.19x = 59,184.83 × 13,161.58
  4. Step 4: Simplify right side
    39,471.19x = 778,965,809.02
  5. Step 5: Solve for x
    x = 778,965,809.02/39,471.19
  6. Step 6: Final answer
    x = 19,735.05

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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.