Home / 25,483.75-38,210.48-9,689.93

Finding the Fourth Proportional to 25,483.75, 38,210.48 and 9,689.93

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Solution

The fourth proportional to 25,483.75, 38,210.48 and 9,689.93 is: 14,529.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,483.75 : 38,210.48 = 9,689.93 : x
  2. Step 2: Convert to fraction form
    25,483.75/38,210.48 = 9,689.93/x
  3. Step 3: Cross multiply
    25,483.75x = 38,210.48 × 9,689.93
  4. Step 4: Simplify right side
    25,483.75x = 370,256,923.54
  5. Step 5: Solve for x
    x = 370,256,923.54/25,483.75
  6. Step 6: Final answer
    x = 14,529.14

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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.