Home / 55,696.30-83,549.36-15,715.63

Finding the Fourth Proportional to 55,696.30, 83,549.36 and 15,715.63

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Solution

The fourth proportional to 55,696.30, 83,549.36 and 15,715.63 is: 23,574.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,696.30 : 83,549.36 = 15,715.63 : x
  2. Step 2: Convert to fraction form
    55,696.30/83,549.36 = 15,715.63/x
  3. Step 3: Cross multiply
    55,696.30x = 83,549.36 × 15,715.63
  4. Step 4: Simplify right side
    55,696.30x = 1,313,030,749.92
  5. Step 5: Solve for x
    x = 1,313,030,749.92/55,696.30
  6. Step 6: Final answer
    x = 23,574.83

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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.