Home / 27,627.95-38,131.18-16,300.25

Finding the Fourth Proportional to 27,627.95, 38,131.18 and 16,300.25

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Solution

The fourth proportional to 27,627.95, 38,131.18 and 16,300.25 is: 22,497.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,627.95 : 38,131.18 = 16,300.25 : x
  2. Step 2: Convert to fraction form
    27,627.95/38,131.18 = 16,300.25/x
  3. Step 3: Cross multiply
    27,627.95x = 38,131.18 × 16,300.25
  4. Step 4: Simplify right side
    27,627.95x = 621,547,938.71
  5. Step 5: Solve for x
    x = 621,547,938.71/27,627.95
  6. Step 6: Final answer
    x = 22,497.07

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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.