Home / 46,315.08-69,458.81-19,660.68

Finding the Fourth Proportional to 46,315.08, 69,458.81 and 19,660.68

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Solution

The fourth proportional to 46,315.08, 69,458.81 and 19,660.68 is: 29,485.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,315.08 : 69,458.81 = 19,660.68 : x
  2. Step 2: Convert to fraction form
    46,315.08/69,458.81 = 19,660.68/x
  3. Step 3: Cross multiply
    46,315.08x = 69,458.81 × 19,660.68
  4. Step 4: Simplify right side
    46,315.08x = 1,365,607,338.29
  5. Step 5: Solve for x
    x = 1,365,607,338.29/46,315.08
  6. Step 6: Final answer
    x = 29,485.16

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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.