Home / 32,784.08-45,241.80-17,880.40

Finding the Fourth Proportional to 32,784.08, 45,241.80 and 17,880.40

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Solution

The fourth proportional to 32,784.08, 45,241.80 and 17,880.40 is: 24,674.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,784.08 : 45,241.80 = 17,880.40 : x
  2. Step 2: Convert to fraction form
    32,784.08/45,241.80 = 17,880.40/x
  3. Step 3: Cross multiply
    32,784.08x = 45,241.80 × 17,880.40
  4. Step 4: Simplify right side
    32,784.08x = 808,941,480.72
  5. Step 5: Solve for x
    x = 808,941,480.72/32,784.08
  6. Step 6: Final answer
    x = 24,674.83

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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.