Home / 19,484.34-29,226.24-18,239.10

Finding the Fourth Proportional to 19,484.34, 29,226.24 and 18,239.10

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Solution

The fourth proportional to 19,484.34, 29,226.24 and 18,239.10 is: 27,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,484.34 : 29,226.24 = 18,239.10 : x
  2. Step 2: Convert to fraction form
    19,484.34/29,226.24 = 18,239.10/x
  3. Step 3: Cross multiply
    19,484.34x = 29,226.24 × 18,239.10
  4. Step 4: Simplify right side
    19,484.34x = 533,060,313.98
  5. Step 5: Solve for x
    x = 533,060,313.98/19,484.34
  6. Step 6: Final answer
    x = 27,358.40

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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.