Home / 18,430.45-25,434.02-10,046.95

Finding the Fourth Proportional to 18,430.45, 25,434.02 and 10,046.95

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Solution

The fourth proportional to 18,430.45, 25,434.02 and 10,046.95 is: 13,864.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,430.45 : 25,434.02 = 10,046.95 : x
  2. Step 2: Convert to fraction form
    18,430.45/25,434.02 = 10,046.95/x
  3. Step 3: Cross multiply
    18,430.45x = 25,434.02 × 10,046.95
  4. Step 4: Simplify right side
    18,430.45x = 255,534,327.24
  5. Step 5: Solve for x
    x = 255,534,327.24/18,430.45
  6. Step 6: Final answer
    x = 13,864.79

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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.