Home / 14,403.66-19,877.31-8,030.58

Finding the Fourth Proportional to 14,403.66, 19,877.31 and 8,030.58

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Solution

The fourth proportional to 14,403.66, 19,877.31 and 8,030.58 is: 11,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,403.66 : 19,877.31 = 8,030.58 : x
  2. Step 2: Convert to fraction form
    14,403.66/19,877.31 = 8,030.58/x
  3. Step 3: Cross multiply
    14,403.66x = 19,877.31 × 8,030.58
  4. Step 4: Simplify right side
    14,403.66x = 159,626,328.14
  5. Step 5: Solve for x
    x = 159,626,328.14/14,403.66
  6. Step 6: Final answer
    x = 11,082.34

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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.