Home / 46,555.16-69,789.54-21,235.64

Finding the Fourth Proportional to 46,555.16, 69,789.54 and 21,235.64

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Solution

The fourth proportional to 46,555.16, 69,789.54 and 21,235.64 is: 31,833.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,555.16 : 69,789.54 = 21,235.64 : x
  2. Step 2: Convert to fraction form
    46,555.16/69,789.54 = 21,235.64/x
  3. Step 3: Cross multiply
    46,555.16x = 69,789.54 × 21,235.64
  4. Step 4: Simplify right side
    46,555.16x = 1,482,025,547.21
  5. Step 5: Solve for x
    x = 1,482,025,547.21/46,555.16
  6. Step 6: Final answer
    x = 31,833.75

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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.