Home / 27,032.14-40,537.86-12,988.18

Finding the Fourth Proportional to 27,032.14, 40,537.86 and 12,988.18

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Solution

The fourth proportional to 27,032.14, 40,537.86 and 12,988.18 is: 19,477.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,032.14 : 40,537.86 = 12,988.18 : x
  2. Step 2: Convert to fraction form
    27,032.14/40,537.86 = 12,988.18/x
  3. Step 3: Cross multiply
    27,032.14x = 40,537.86 × 12,988.18
  4. Step 4: Simplify right side
    27,032.14x = 526,513,022.49
  5. Step 5: Solve for x
    x = 526,513,022.49/27,032.14
  6. Step 6: Final answer
    x = 19,477.30

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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.