Home / 25,116.45-34,662.43-16,603.81

Finding the Fourth Proportional to 25,116.45, 34,662.43 and 16,603.81

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Solution

The fourth proportional to 25,116.45, 34,662.43 and 16,603.81 is: 22,914.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,116.45 : 34,662.43 = 16,603.81 : x
  2. Step 2: Convert to fraction form
    25,116.45/34,662.43 = 16,603.81/x
  3. Step 3: Cross multiply
    25,116.45x = 34,662.43 × 16,603.81
  4. Step 4: Simplify right side
    25,116.45x = 575,528,323.77
  5. Step 5: Solve for x
    x = 575,528,323.77/25,116.45
  6. Step 6: Final answer
    x = 22,914.40

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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.