Home / 27,560.48-38,033.54-14,985.16

Finding the Fourth Proportional to 27,560.48, 38,033.54 and 14,985.16

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Solution

The fourth proportional to 27,560.48, 38,033.54 and 14,985.16 is: 20,679.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,560.48 : 38,033.54 = 14,985.16 : x
  2. Step 2: Convert to fraction form
    27,560.48/38,033.54 = 14,985.16/x
  3. Step 3: Cross multiply
    27,560.48x = 38,033.54 × 14,985.16
  4. Step 4: Simplify right side
    27,560.48x = 569,938,682.27
  5. Step 5: Solve for x
    x = 569,938,682.27/27,560.48
  6. Step 6: Final answer
    x = 20,679.56

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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.