Home / 57,758.04-79,703.86-36,259.40

Finding the Fourth Proportional to 57,758.04, 79,703.86 and 36,259.40

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Solution

The fourth proportional to 57,758.04, 79,703.86 and 36,259.40 is: 50,036.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,758.04 : 79,703.86 = 36,259.40 : x
  2. Step 2: Convert to fraction form
    57,758.04/79,703.86 = 36,259.40/x
  3. Step 3: Cross multiply
    57,758.04x = 79,703.86 × 36,259.40
  4. Step 4: Simplify right side
    57,758.04x = 2,890,014,141.28
  5. Step 5: Solve for x
    x = 2,890,014,141.28/57,758.04
  6. Step 6: Final answer
    x = 50,036.57

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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.