Home / 52,295.31-72,167.54-28,421.99

Finding the Fourth Proportional to 52,295.31, 72,167.54 and 28,421.99

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Solution

The fourth proportional to 52,295.31, 72,167.54 and 28,421.99 is: 39,222.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,295.31 : 72,167.54 = 28,421.99 : x
  2. Step 2: Convert to fraction form
    52,295.31/72,167.54 = 28,421.99/x
  3. Step 3: Cross multiply
    52,295.31x = 72,167.54 × 28,421.99
  4. Step 4: Simplify right side
    52,295.31x = 2,051,144,898.60
  5. Step 5: Solve for x
    x = 2,051,144,898.60/52,295.31
  6. Step 6: Final answer
    x = 39,222.35

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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.