Home / 19,649.16-27,055.79-14,810.92

Finding the Fourth Proportional to 19,649.16, 27,055.79 and 14,810.92

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Solution

The fourth proportional to 19,649.16, 27,055.79 and 14,810.92 is: 20,393.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,649.16 : 27,055.79 = 14,810.92 : x
  2. Step 2: Convert to fraction form
    19,649.16/27,055.79 = 14,810.92/x
  3. Step 3: Cross multiply
    19,649.16x = 27,055.79 × 14,810.92
  4. Step 4: Simplify right side
    19,649.16x = 400,721,055.07
  5. Step 5: Solve for x
    x = 400,721,055.07/19,649.16
  6. Step 6: Final answer
    x = 20,393.80

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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.