Home / 35,640.30-53,460.45-9,347.70

Finding the Fourth Proportional to 35,640.30, 53,460.45 and 9,347.70

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Solution

The fourth proportional to 35,640.30, 53,460.45 and 9,347.70 is: 14,021.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,640.30 : 53,460.45 = 9,347.70 : x
  2. Step 2: Convert to fraction form
    35,640.30/53,460.45 = 9,347.70/x
  3. Step 3: Cross multiply
    35,640.30x = 53,460.45 × 9,347.70
  4. Step 4: Simplify right side
    35,640.30x = 499,732,248.47
  5. Step 5: Solve for x
    x = 499,732,248.47/35,640.30
  6. Step 6: Final answer
    x = 14,021.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.