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Finding the Fourth Proportional to 57,528.42, 79,394.58 and 33,653.58

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Solution

The fourth proportional to 57,528.42, 79,394.58 and 33,653.58 is: 46,445.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,528.42 : 79,394.58 = 33,653.58 : x
  2. Step 2: Convert to fraction form
    57,528.42/79,394.58 = 33,653.58/x
  3. Step 3: Cross multiply
    57,528.42x = 79,394.58 × 33,653.58
  4. Step 4: Simplify right side
    57,528.42x = 2,671,911,849.60
  5. Step 5: Solve for x
    x = 2,671,911,849.60/57,528.42
  6. Step 6: Final answer
    x = 46,445.08

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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.