Home / 27,277.01-40,915.51-8,559.93

Finding the Fourth Proportional to 27,277.01, 40,915.51 and 8,559.93

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Solution

The fourth proportional to 27,277.01, 40,915.51 and 8,559.93 is: 12,839.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,277.01 : 40,915.51 = 8,559.93 : x
  2. Step 2: Convert to fraction form
    27,277.01/40,915.51 = 8,559.93/x
  3. Step 3: Cross multiply
    27,277.01x = 40,915.51 × 8,559.93
  4. Step 4: Simplify right side
    27,277.01x = 350,233,901.51
  5. Step 5: Solve for x
    x = 350,233,901.51/27,277.01
  6. Step 6: Final answer
    x = 12,839.89

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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.