Home / 28,054.02-38,728.58-17,447.07

Finding the Fourth Proportional to 28,054.02, 38,728.58 and 17,447.07

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Solution

The fourth proportional to 28,054.02, 38,728.58 and 17,447.07 is: 24,085.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,054.02 : 38,728.58 = 17,447.07 : x
  2. Step 2: Convert to fraction form
    28,054.02/38,728.58 = 17,447.07/x
  3. Step 3: Cross multiply
    28,054.02x = 38,728.58 × 17,447.07
  4. Step 4: Simplify right side
    28,054.02x = 675,700,159.03
  5. Step 5: Solve for x
    x = 675,700,159.03/28,054.02
  6. Step 6: Final answer
    x = 24,085.68

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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.