Home / 13,916.93-20,853.50-10,762.07

Finding the Fourth Proportional to 13,916.93, 20,853.50 and 10,762.07

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Solution

The fourth proportional to 13,916.93, 20,853.50 and 10,762.07 is: 16,126.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.93 : 20,853.50 = 10,762.07 : x
  2. Step 2: Convert to fraction form
    13,916.93/20,853.50 = 10,762.07/x
  3. Step 3: Cross multiply
    13,916.93x = 20,853.50 × 10,762.07
  4. Step 4: Simplify right side
    13,916.93x = 224,426,826.75
  5. Step 5: Solve for x
    x = 224,426,826.75/13,916.93
  6. Step 6: Final answer
    x = 16,126.17

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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.