Home / 28,598.91-42,883.73-11,954.40

Finding the Fourth Proportional to 28,598.91, 42,883.73 and 11,954.40

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Solution

The fourth proportional to 28,598.91, 42,883.73 and 11,954.40 is: 17,925.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598.91 : 42,883.73 = 11,954.40 : x
  2. Step 2: Convert to fraction form
    28,598.91/42,883.73 = 11,954.40/x
  3. Step 3: Cross multiply
    28,598.91x = 42,883.73 × 11,954.40
  4. Step 4: Simplify right side
    28,598.91x = 512,649,261.91
  5. Step 5: Solve for x
    x = 512,649,261.91/28,598.91
  6. Step 6: Final answer
    x = 17,925.48

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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.