Home / 19,055.40-26,295.75-10,557.90

Finding the Fourth Proportional to 19,055.40, 26,295.75 and 10,557.90

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Solution

The fourth proportional to 19,055.40, 26,295.75 and 10,557.90 is: 14,569.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,055.40 : 26,295.75 = 10,557.90 : x
  2. Step 2: Convert to fraction form
    19,055.40/26,295.75 = 10,557.90/x
  3. Step 3: Cross multiply
    19,055.40x = 26,295.75 × 10,557.90
  4. Step 4: Simplify right side
    19,055.40x = 277,627,898.93
  5. Step 5: Solve for x
    x = 277,627,898.93/19,055.40
  6. Step 6: Final answer
    x = 14,569.51

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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.