Home / 19,762.18-27,272.49-10,810.24

Finding the Fourth Proportional to 19,762.18, 27,272.49 and 10,810.24

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Solution

The fourth proportional to 19,762.18, 27,272.49 and 10,810.24 is: 14,918.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.18 : 27,272.49 = 10,810.24 : x
  2. Step 2: Convert to fraction form
    19,762.18/27,272.49 = 10,810.24/x
  3. Step 3: Cross multiply
    19,762.18x = 27,272.49 × 10,810.24
  4. Step 4: Simplify right side
    19,762.18x = 294,822,162.30
  5. Step 5: Solve for x
    x = 294,822,162.30/19,762.18
  6. Step 6: Final answer
    x = 14,918.50

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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.