Home / 13,790.34-19,024.59-8,483.22

Finding the Fourth Proportional to 13,790.34, 19,024.59 and 8,483.22

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Solution

The fourth proportional to 13,790.34, 19,024.59 and 8,483.22 is: 11,703.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,790.34 : 19,024.59 = 8,483.22 : x
  2. Step 2: Convert to fraction form
    13,790.34/19,024.59 = 8,483.22/x
  3. Step 3: Cross multiply
    13,790.34x = 19,024.59 × 8,483.22
  4. Step 4: Simplify right side
    13,790.34x = 161,389,782.38
  5. Step 5: Solve for x
    x = 161,389,782.38/13,790.34
  6. Step 6: Final answer
    x = 11,703.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.