Home / 34,701.30-47,887.74-18,785.75

Finding the Fourth Proportional to 34,701.30, 47,887.74 and 18,785.75

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Solution

The fourth proportional to 34,701.30, 47,887.74 and 18,785.75 is: 25,924.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,701.30 : 47,887.74 = 18,785.75 : x
  2. Step 2: Convert to fraction form
    34,701.30/47,887.74 = 18,785.75/x
  3. Step 3: Cross multiply
    34,701.30x = 47,887.74 × 18,785.75
  4. Step 4: Simplify right side
    34,701.30x = 899,607,111.71
  5. Step 5: Solve for x
    x = 899,607,111.71/34,701.30
  6. Step 6: Final answer
    x = 25,924.31

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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.