Home / 19,618.02-27,075.33-12,541.86

Finding the Fourth Proportional to 19,618.02, 27,075.33 and 12,541.86

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Solution

The fourth proportional to 19,618.02, 27,075.33 and 12,541.86 is: 17,309.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.02 : 27,075.33 = 12,541.86 : x
  2. Step 2: Convert to fraction form
    19,618.02/27,075.33 = 12,541.86/x
  3. Step 3: Cross multiply
    19,618.02x = 27,075.33 × 12,541.86
  4. Step 4: Simplify right side
    19,618.02x = 339,574,998.31
  5. Step 5: Solve for x
    x = 339,574,998.31/19,618.02
  6. Step 6: Final answer
    x = 17,309.34

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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.