Home / 27,810.02-38,347.08-17,722.49

Finding the Fourth Proportional to 27,810.02, 38,347.08 and 17,722.49

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Solution

The fourth proportional to 27,810.02, 38,347.08 and 17,722.49 is: 24,437.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,810.02 : 38,347.08 = 17,722.49 : x
  2. Step 2: Convert to fraction form
    27,810.02/38,347.08 = 17,722.49/x
  3. Step 3: Cross multiply
    27,810.02x = 38,347.08 × 17,722.49
  4. Step 4: Simplify right side
    27,810.02x = 679,605,741.83
  5. Step 5: Solve for x
    x = 679,605,741.83/27,810.02
  6. Step 6: Final answer
    x = 24,437.44

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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.