Home / 46,681.38-70,021.26-11,621.34

Finding the Fourth Proportional to 46,681.38, 70,021.26 and 11,621.34

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Solution

The fourth proportional to 46,681.38, 70,021.26 and 11,621.34 is: 17,431.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,681.38 : 70,021.26 = 11,621.34 : x
  2. Step 2: Convert to fraction form
    46,681.38/70,021.26 = 11,621.34/x
  3. Step 3: Cross multiply
    46,681.38x = 70,021.26 × 11,621.34
  4. Step 4: Simplify right side
    46,681.38x = 813,740,869.69
  5. Step 5: Solve for x
    x = 813,740,869.69/46,681.38
  6. Step 6: Final answer
    x = 17,431.81

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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.