Home / 46,510.40-69,764.01-20,215.14

Finding the Fourth Proportional to 46,510.40, 69,764.01 and 20,215.14

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Solution

The fourth proportional to 46,510.40, 69,764.01 and 20,215.14 is: 30,322.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,510.40 : 69,764.01 = 20,215.14 : x
  2. Step 2: Convert to fraction form
    46,510.40/69,764.01 = 20,215.14/x
  3. Step 3: Cross multiply
    46,510.40x = 69,764.01 × 20,215.14
  4. Step 4: Simplify right side
    46,510.40x = 1,410,289,229.11
  5. Step 5: Solve for x
    x = 1,410,289,229.11/46,510.40
  6. Step 6: Final answer
    x = 30,322.02

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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.