Home / 19,762.25-27,272.28-10,810.32

Finding the Fourth Proportional to 19,762.25, 27,272.28 and 10,810.32

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Solution

The fourth proportional to 19,762.25, 27,272.28 and 10,810.32 is: 14,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,762.25 : 27,272.28 = 10,810.32 : x
  2. Step 2: Convert to fraction form
    19,762.25/27,272.28 = 10,810.32/x
  3. Step 3: Cross multiply
    19,762.25x = 27,272.28 × 10,810.32
  4. Step 4: Simplify right side
    19,762.25x = 294,822,073.93
  5. Step 5: Solve for x
    x = 294,822,073.93/19,762.25
  6. Step 6: Final answer
    x = 14,918.45

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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.