Home / 14,130.95-21,203.31-5,813.46

Finding the Fourth Proportional to 14,130.95, 21,203.31 and 5,813.46

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Solution

The fourth proportional to 14,130.95, 21,203.31 and 5,813.46 is: 8,723.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.95 : 21,203.31 = 5,813.46 : x
  2. Step 2: Convert to fraction form
    14,130.95/21,203.31 = 5,813.46/x
  3. Step 3: Cross multiply
    14,130.95x = 21,203.31 × 5,813.46
  4. Step 4: Simplify right side
    14,130.95x = 123,264,594.55
  5. Step 5: Solve for x
    x = 123,264,594.55/14,130.95
  6. Step 6: Final answer
    x = 8,723.02

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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.