Home / 27,301.56-37,673.10-15,369

Finding the Fourth Proportional to 27,301.56, 37,673.10 and 15,369

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Solution

The fourth proportional to 27,301.56, 37,673.10 and 15,369 is: 21,207.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,301.56 : 37,673.10 = 15,369 : x
  2. Step 2: Convert to fraction form
    27,301.56/37,673.10 = 15,369/x
  3. Step 3: Cross multiply
    27,301.56x = 37,673.10 × 15,369
  4. Step 4: Simplify right side
    27,301.56x = 578,997,873.90
  5. Step 5: Solve for x
    x = 578,997,873.90/27,301.56
  6. Step 6: Final answer
    x = 21,207.50

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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.