Home / 28,597.79-39,430.64-24,612.05

Finding the Fourth Proportional to 28,597.79, 39,430.64 and 24,612.05

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Solution

The fourth proportional to 28,597.79, 39,430.64 and 24,612.05 is: 33,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,597.79 : 39,430.64 = 24,612.05 : x
  2. Step 2: Convert to fraction form
    28,597.79/39,430.64 = 24,612.05/x
  3. Step 3: Cross multiply
    28,597.79x = 39,430.64 × 24,612.05
  4. Step 4: Simplify right side
    28,597.79x = 970,468,760.15
  5. Step 5: Solve for x
    x = 970,468,760.15/28,597.79
  6. Step 6: Final answer
    x = 33,935.10

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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.