Home / 46,713.81-70,082.72-13,436.48

Finding the Fourth Proportional to 46,713.81, 70,082.72 and 13,436.48

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Solution

The fourth proportional to 46,713.81, 70,082.72 and 13,436.48 is: 20,158.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,713.81 : 70,082.72 = 13,436.48 : x
  2. Step 2: Convert to fraction form
    46,713.81/70,082.72 = 13,436.48/x
  3. Step 3: Cross multiply
    46,713.81x = 70,082.72 × 13,436.48
  4. Step 4: Simplify right side
    46,713.81x = 941,665,224.04
  5. Step 5: Solve for x
    x = 941,665,224.04/46,713.81
  6. Step 6: Final answer
    x = 20,158.17

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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.