Home / 28,360.65-42,542.93-9,633.04

Finding the Fourth Proportional to 28,360.65, 42,542.93 and 9,633.04

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Solution

The fourth proportional to 28,360.65, 42,542.93 and 9,633.04 is: 14,450.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,360.65 : 42,542.93 = 9,633.04 : x
  2. Step 2: Convert to fraction form
    28,360.65/42,542.93 = 9,633.04/x
  3. Step 3: Cross multiply
    28,360.65x = 42,542.93 × 9,633.04
  4. Step 4: Simplify right side
    28,360.65x = 409,817,746.41
  5. Step 5: Solve for x
    x = 409,817,746.41/28,360.65
  6. Step 6: Final answer
    x = 14,450.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.