Home / 14,032.95-19,368.15-8,657.18

Finding the Fourth Proportional to 14,032.95, 19,368.15 and 8,657.18

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Solution

The fourth proportional to 14,032.95, 19,368.15 and 8,657.18 is: 11,948.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,032.95 : 19,368.15 = 8,657.18 : x
  2. Step 2: Convert to fraction form
    14,032.95/19,368.15 = 8,657.18/x
  3. Step 3: Cross multiply
    14,032.95x = 19,368.15 × 8,657.18
  4. Step 4: Simplify right side
    14,032.95x = 167,673,560.82
  5. Step 5: Solve for x
    x = 167,673,560.82/14,032.95
  6. Step 6: Final answer
    x = 11,948.56

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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.