Home / 19,369.72-29,014.08-11,574.28

Finding the Fourth Proportional to 19,369.72, 29,014.08 and 11,574.28

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Solution

The fourth proportional to 19,369.72, 29,014.08 and 11,574.28 is: 17,337.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,369.72 : 29,014.08 = 11,574.28 : x
  2. Step 2: Convert to fraction form
    19,369.72/29,014.08 = 11,574.28/x
  3. Step 3: Cross multiply
    19,369.72x = 29,014.08 × 11,574.28
  4. Step 4: Simplify right side
    19,369.72x = 335,817,085.86
  5. Step 5: Solve for x
    x = 335,817,085.86/19,369.72
  6. Step 6: Final answer
    x = 17,337.22

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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.