Home / 21,369.36-32,051.56-5,788.16

Finding the Fourth Proportional to 21,369.36, 32,051.56 and 5,788.16

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Solution

The fourth proportional to 21,369.36, 32,051.56 and 5,788.16 is: 8,681.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,369.36 : 32,051.56 = 5,788.16 : x
  2. Step 2: Convert to fraction form
    21,369.36/32,051.56 = 5,788.16/x
  3. Step 3: Cross multiply
    21,369.36x = 32,051.56 × 5,788.16
  4. Step 4: Simplify right side
    21,369.36x = 185,519,557.53
  5. Step 5: Solve for x
    x = 185,519,557.53/21,369.36
  6. Step 6: Final answer
    x = 8,681.57

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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.