Home / 27,079.56-40,608.57-10,430.40

Finding the Fourth Proportional to 27,079.56, 40,608.57 and 10,430.40

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Solution

The fourth proportional to 27,079.56, 40,608.57 and 10,430.40 is: 15,641.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,079.56 : 40,608.57 = 10,430.40 : x
  2. Step 2: Convert to fraction form
    27,079.56/40,608.57 = 10,430.40/x
  3. Step 3: Cross multiply
    27,079.56x = 40,608.57 × 10,430.40
  4. Step 4: Simplify right side
    27,079.56x = 423,563,628.53
  5. Step 5: Solve for x
    x = 423,563,628.53/27,079.56
  6. Step 6: Final answer
    x = 15,641.45

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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.