Home / 14,521.98-21,772.35-4,655.64

Finding the Fourth Proportional to 14,521.98, 21,772.35 and 4,655.64

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Solution

The fourth proportional to 14,521.98, 21,772.35 and 4,655.64 is: 6,980.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.98 : 21,772.35 = 4,655.64 : x
  2. Step 2: Convert to fraction form
    14,521.98/21,772.35 = 4,655.64/x
  3. Step 3: Cross multiply
    14,521.98x = 21,772.35 × 4,655.64
  4. Step 4: Simplify right side
    14,521.98x = 101,364,223.55
  5. Step 5: Solve for x
    x = 101,364,223.55/14,521.98
  6. Step 6: Final answer
    x = 6,980.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.