Home / 14,038.40-19,366.01-8,369.16

Finding the Fourth Proportional to 14,038.40, 19,366.01 and 8,369.16

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Solution

The fourth proportional to 14,038.40, 19,366.01 and 8,369.16 is: 11,545.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,038.40 : 19,366.01 = 8,369.16 : x
  2. Step 2: Convert to fraction form
    14,038.40/19,366.01 = 8,369.16/x
  3. Step 3: Cross multiply
    14,038.40x = 19,366.01 × 8,369.16
  4. Step 4: Simplify right side
    14,038.40x = 162,077,097.58
  5. Step 5: Solve for x
    x = 162,077,097.58/14,038.40
  6. Step 6: Final answer
    x = 11,545.27

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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.