Home / 52,295.11-72,167.72-28,421.84

Finding the Fourth Proportional to 52,295.11, 72,167.72 and 28,421.84

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Solution

The fourth proportional to 52,295.11, 72,167.72 and 28,421.84 is: 39,222.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.11 : 72,167.72 = 28,421.84 : x
  2. Step 2: Convert to fraction form
    52,295.11/72,167.72 = 28,421.84/x
  3. Step 3: Cross multiply
    52,295.11x = 72,167.72 × 28,421.84
  4. Step 4: Simplify right side
    52,295.11x = 2,051,139,391.00
  5. Step 5: Solve for x
    x = 2,051,139,391.00/52,295.11
  6. Step 6: Final answer
    x = 39,222.39

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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.