Home / 19,509.83-26,923.47-10,557.50

Finding the Fourth Proportional to 19,509.83, 26,923.47 and 10,557.50

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Solution

The fourth proportional to 19,509.83, 26,923.47 and 10,557.50 is: 14,569.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.83 : 26,923.47 = 10,557.50 : x
  2. Step 2: Convert to fraction form
    19,509.83/26,923.47 = 10,557.50/x
  3. Step 3: Cross multiply
    19,509.83x = 26,923.47 × 10,557.50
  4. Step 4: Simplify right side
    19,509.83x = 284,244,399.91
  5. Step 5: Solve for x
    x = 284,244,399.91/19,509.83
  6. Step 6: Final answer
    x = 14,569.30

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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.