Home / 25,228.16-34,820.88-14,623.64

Finding the Fourth Proportional to 25,228.16, 34,820.88 and 14,623.64

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Solution

The fourth proportional to 25,228.16, 34,820.88 and 14,623.64 is: 20,184.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,228.16 : 34,820.88 = 14,623.64 : x
  2. Step 2: Convert to fraction form
    25,228.16/34,820.88 = 14,623.64/x
  3. Step 3: Cross multiply
    25,228.16x = 34,820.88 × 14,623.64
  4. Step 4: Simplify right side
    25,228.16x = 509,208,013.60
  5. Step 5: Solve for x
    x = 509,208,013.60/25,228.16
  6. Step 6: Final answer
    x = 20,184.11

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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.