Home / 39,837.63-59,756.45-13,176.46

Finding the Fourth Proportional to 39,837.63, 59,756.45 and 13,176.46

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Solution

The fourth proportional to 39,837.63, 59,756.45 and 13,176.46 is: 19,764.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,837.63 : 59,756.45 = 13,176.46 : x
  2. Step 2: Convert to fraction form
    39,837.63/59,756.45 = 13,176.46/x
  3. Step 3: Cross multiply
    39,837.63x = 59,756.45 × 13,176.46
  4. Step 4: Simplify right side
    39,837.63x = 787,378,473.17
  5. Step 5: Solve for x
    x = 787,378,473.17/39,837.63
  6. Step 6: Final answer
    x = 19,764.69

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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.