Home / 19,620.99-27,048.37-14,897.07

Finding the Fourth Proportional to 19,620.99, 27,048.37 and 14,897.07

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Solution

The fourth proportional to 19,620.99, 27,048.37 and 14,897.07 is: 20,536.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,620.99 : 27,048.37 = 14,897.07 : x
  2. Step 2: Convert to fraction form
    19,620.99/27,048.37 = 14,897.07/x
  3. Step 3: Cross multiply
    19,620.99x = 27,048.37 × 14,897.07
  4. Step 4: Simplify right side
    19,620.99x = 402,941,461.28
  5. Step 5: Solve for x
    x = 402,941,461.28/19,620.99
  6. Step 6: Final answer
    x = 20,536.25

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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.