Home / 45,354.08-62,539.80-28,352.12

Finding the Fourth Proportional to 45,354.08, 62,539.80 and 28,352.12

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Solution

The fourth proportional to 45,354.08, 62,539.80 and 28,352.12 is: 39,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,354.08 : 62,539.80 = 28,352.12 : x
  2. Step 2: Convert to fraction form
    45,354.08/62,539.80 = 28,352.12/x
  3. Step 3: Cross multiply
    45,354.08x = 62,539.80 × 28,352.12
  4. Step 4: Simplify right side
    45,354.08x = 1,773,135,914.38
  5. Step 5: Solve for x
    x = 1,773,135,914.38/45,354.08
  6. Step 6: Final answer
    x = 39,095.40

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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.