Home / 14,572.64-21,853.60-5,210.12

Finding the Fourth Proportional to 14,572.64, 21,853.60 and 5,210.12

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Solution

The fourth proportional to 14,572.64, 21,853.60 and 5,210.12 is: 7,813.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,572.64 : 21,853.60 = 5,210.12 : x
  2. Step 2: Convert to fraction form
    14,572.64/21,853.60 = 5,210.12/x
  3. Step 3: Cross multiply
    14,572.64x = 21,853.60 × 5,210.12
  4. Step 4: Simplify right side
    14,572.64x = 113,859,878.43
  5. Step 5: Solve for x
    x = 113,859,878.43/14,572.64
  6. Step 6: Final answer
    x = 7,813.26

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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.