Home / 27,559.89-38,032.47-14,984.64

Finding the Fourth Proportional to 27,559.89, 38,032.47 and 14,984.64

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Solution

The fourth proportional to 27,559.89, 38,032.47 and 14,984.64 is: 20,678.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,559.89 : 38,032.47 = 14,984.64 : x
  2. Step 2: Convert to fraction form
    27,559.89/38,032.47 = 14,984.64/x
  3. Step 3: Cross multiply
    27,559.89x = 38,032.47 × 14,984.64
  4. Step 4: Simplify right side
    27,559.89x = 569,902,871.26
  5. Step 5: Solve for x
    x = 569,902,871.26/27,559.89
  6. Step 6: Final answer
    x = 20,678.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.