Home / 25,897.02-38,840.40-11,853.24

Finding the Fourth Proportional to 25,897.02, 38,840.40 and 11,853.24

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Solution

The fourth proportional to 25,897.02, 38,840.40 and 11,853.24 is: 17,777.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,897.02 : 38,840.40 = 11,853.24 : x
  2. Step 2: Convert to fraction form
    25,897.02/38,840.40 = 11,853.24/x
  3. Step 3: Cross multiply
    25,897.02x = 38,840.40 × 11,853.24
  4. Step 4: Simplify right side
    25,897.02x = 460,384,582.90
  5. Step 5: Solve for x
    x = 460,384,582.90/25,897.02
  6. Step 6: Final answer
    x = 17,777.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.