Home / 43,141.48-64,717.16-18,176.92

Finding the Fourth Proportional to 43,141.48, 64,717.16 and 18,176.92

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Solution

The fourth proportional to 43,141.48, 64,717.16 and 18,176.92 is: 27,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,141.48 : 64,717.16 = 18,176.92 : x
  2. Step 2: Convert to fraction form
    43,141.48/64,717.16 = 18,176.92/x
  3. Step 3: Cross multiply
    43,141.48x = 64,717.16 × 18,176.92
  4. Step 4: Simplify right side
    43,141.48x = 1,176,358,639.95
  5. Step 5: Solve for x
    x = 1,176,358,639.95/43,141.48
  6. Step 6: Final answer
    x = 27,267.46

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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.