Home / 14,434.98-19,916.88-8,769.56

Finding the Fourth Proportional to 14,434.98, 19,916.88 and 8,769.56

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Solution

The fourth proportional to 14,434.98, 19,916.88 and 8,769.56 is: 12,099.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434.98 : 19,916.88 = 8,769.56 : x
  2. Step 2: Convert to fraction form
    14,434.98/19,916.88 = 8,769.56/x
  3. Step 3: Cross multiply
    14,434.98x = 19,916.88 × 8,769.56
  4. Step 4: Simplify right side
    14,434.98x = 174,662,274.17
  5. Step 5: Solve for x
    x = 174,662,274.17/14,434.98
  6. Step 6: Final answer
    x = 12,099.93

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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.