Home / 14,337.60-21,477.62-7,317.32

Finding the Fourth Proportional to 14,337.60, 21,477.62 and 7,317.32

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Solution

The fourth proportional to 14,337.60, 21,477.62 and 7,317.32 is: 10,961.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337.60 : 21,477.62 = 7,317.32 : x
  2. Step 2: Convert to fraction form
    14,337.60/21,477.62 = 7,317.32/x
  3. Step 3: Cross multiply
    14,337.60x = 21,477.62 × 7,317.32
  4. Step 4: Simplify right side
    14,337.60x = 157,158,618.38
  5. Step 5: Solve for x
    x = 157,158,618.38/14,337.60
  6. Step 6: Final answer
    x = 10,961.29

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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.