Home / 19,400.60-26,785.50-14,916.08

Finding the Fourth Proportional to 19,400.60, 26,785.50 and 14,916.08

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Solution

The fourth proportional to 19,400.60, 26,785.50 and 14,916.08 is: 20,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,400.60 : 26,785.50 = 14,916.08 : x
  2. Step 2: Convert to fraction form
    19,400.60/26,785.50 = 14,916.08/x
  3. Step 3: Cross multiply
    19,400.60x = 26,785.50 × 14,916.08
  4. Step 4: Simplify right side
    19,400.60x = 399,534,660.84
  5. Step 5: Solve for x
    x = 399,534,660.84/19,400.60
  6. Step 6: Final answer
    x = 20,593.93

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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.