Home / 34,393.16-47,465.37-20,248.80

Finding the Fourth Proportional to 34,393.16, 47,465.37 and 20,248.80

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Solution

The fourth proportional to 34,393.16, 47,465.37 and 20,248.80 is: 27,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,393.16 : 47,465.37 = 20,248.80 : x
  2. Step 2: Convert to fraction form
    34,393.16/47,465.37 = 20,248.80/x
  3. Step 3: Cross multiply
    34,393.16x = 47,465.37 × 20,248.80
  4. Step 4: Simplify right side
    34,393.16x = 961,116,784.06
  5. Step 5: Solve for x
    x = 961,116,784.06/34,393.16
  6. Step 6: Final answer
    x = 27,945.00

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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.