Home / 45,701.65-63,095.52-28,720.27

Finding the Fourth Proportional to 45,701.65, 63,095.52 and 28,720.27

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Solution

The fourth proportional to 45,701.65, 63,095.52 and 28,720.27 is: 39,651.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,701.65 : 63,095.52 = 28,720.27 : x
  2. Step 2: Convert to fraction form
    45,701.65/63,095.52 = 28,720.27/x
  3. Step 3: Cross multiply
    45,701.65x = 63,095.52 × 28,720.27
  4. Step 4: Simplify right side
    45,701.65x = 1,812,120,370.19
  5. Step 5: Solve for x
    x = 1,812,120,370.19/45,701.65
  6. Step 6: Final answer
    x = 39,651.09

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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.