Home / 26,889.64-37,110.10-14,955.40

Finding the Fourth Proportional to 26,889.64, 37,110.10 and 14,955.40

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Solution

The fourth proportional to 26,889.64, 37,110.10 and 14,955.40 is: 20,639.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,889.64 : 37,110.10 = 14,955.40 : x
  2. Step 2: Convert to fraction form
    26,889.64/37,110.10 = 14,955.40/x
  3. Step 3: Cross multiply
    26,889.64x = 37,110.10 × 14,955.40
  4. Step 4: Simplify right side
    26,889.64x = 554,996,389.54
  5. Step 5: Solve for x
    x = 554,996,389.54/26,889.64
  6. Step 6: Final answer
    x = 20,639.79

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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.