Home / 25,328.64-34,950.40-14,150.40

Finding the Fourth Proportional to 25,328.64, 34,950.40 and 14,150.40

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Solution

The fourth proportional to 25,328.64, 34,950.40 and 14,150.40 is: 19,525.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,328.64 : 34,950.40 = 14,150.40 : x
  2. Step 2: Convert to fraction form
    25,328.64/34,950.40 = 14,150.40/x
  3. Step 3: Cross multiply
    25,328.64x = 34,950.40 × 14,150.40
  4. Step 4: Simplify right side
    25,328.64x = 494,562,140.16
  5. Step 5: Solve for x
    x = 494,562,140.16/25,328.64
  6. Step 6: Final answer
    x = 19,525.81

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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.