Home / 19,302.72-28,924.32-14,349.12

Finding the Fourth Proportional to 19,302.72, 28,924.32 and 14,349.12

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Solution

The fourth proportional to 19,302.72, 28,924.32 and 14,349.12 is: 21,501.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,302.72 : 28,924.32 = 14,349.12 : x
  2. Step 2: Convert to fraction form
    19,302.72/28,924.32 = 14,349.12/x
  3. Step 3: Cross multiply
    19,302.72x = 28,924.32 × 14,349.12
  4. Step 4: Simplify right side
    19,302.72x = 415,038,538.60
  5. Step 5: Solve for x
    x = 415,038,538.60/19,302.72
  6. Step 6: Final answer
    x = 21,501.56

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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.