Home / 14,528.10-21,782.25-7,505.22

Finding the Fourth Proportional to 14,528.10, 21,782.25 and 7,505.22

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Solution

The fourth proportional to 14,528.10, 21,782.25 and 7,505.22 is: 11,252.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,528.10 : 21,782.25 = 7,505.22 : x
  2. Step 2: Convert to fraction form
    14,528.10/21,782.25 = 7,505.22/x
  3. Step 3: Cross multiply
    14,528.10x = 21,782.25 × 7,505.22
  4. Step 4: Simplify right side
    14,528.10x = 163,480,578.35
  5. Step 5: Solve for x
    x = 163,480,578.35/14,528.10
  6. Step 6: Final answer
    x = 11,252.72

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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.