Home / 46,052.47-69,078.43-12,772.18

Finding the Fourth Proportional to 46,052.47, 69,078.43 and 12,772.18

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Solution

The fourth proportional to 46,052.47, 69,078.43 and 12,772.18 is: 19,158.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,052.47 : 69,078.43 = 12,772.18 : x
  2. Step 2: Convert to fraction form
    46,052.47/69,078.43 = 12,772.18/x
  3. Step 3: Cross multiply
    46,052.47x = 69,078.43 × 12,772.18
  4. Step 4: Simplify right side
    46,052.47x = 882,282,142.08
  5. Step 5: Solve for x
    x = 882,282,142.08/46,052.47
  6. Step 6: Final answer
    x = 19,158.19

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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.