Home / 14,083.93-19,434.51-8,417.56

Finding the Fourth Proportional to 14,083.93, 19,434.51 and 8,417.56

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Solution

The fourth proportional to 14,083.93, 19,434.51 and 8,417.56 is: 11,615.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.93 : 19,434.51 = 8,417.56 : x
  2. Step 2: Convert to fraction form
    14,083.93/19,434.51 = 8,417.56/x
  3. Step 3: Cross multiply
    14,083.93x = 19,434.51 × 8,417.56
  4. Step 4: Simplify right side
    14,083.93x = 163,591,154.00
  5. Step 5: Solve for x
    x = 163,591,154.00/14,083.93
  6. Step 6: Final answer
    x = 11,615.45

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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.