Home / 27,038.76-37,310.16-15,101.68

Finding the Fourth Proportional to 27,038.76, 37,310.16 and 15,101.68

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Solution

The fourth proportional to 27,038.76, 37,310.16 and 15,101.68 is: 20,838.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,038.76 : 37,310.16 = 15,101.68 : x
  2. Step 2: Convert to fraction form
    27,038.76/37,310.16 = 15,101.68/x
  3. Step 3: Cross multiply
    27,038.76x = 37,310.16 × 15,101.68
  4. Step 4: Simplify right side
    27,038.76x = 563,446,097.07
  5. Step 5: Solve for x
    x = 563,446,097.07/27,038.76
  6. Step 6: Final answer
    x = 20,838.46

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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.