Home / 26,866.80-37,074.36-14,929.20

Finding the Fourth Proportional to 26,866.80, 37,074.36 and 14,929.20

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Solution

The fourth proportional to 26,866.80, 37,074.36 and 14,929.20 is: 20,601.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,866.80 : 37,074.36 = 14,929.20 : x
  2. Step 2: Convert to fraction form
    26,866.80/37,074.36 = 14,929.20/x
  3. Step 3: Cross multiply
    26,866.80x = 37,074.36 × 14,929.20
  4. Step 4: Simplify right side
    26,866.80x = 553,490,535.31
  5. Step 5: Solve for x
    x = 553,490,535.31/26,866.80
  6. Step 6: Final answer
    x = 20,601.28

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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.