Home / 25,457.76-38,192.12-7,686.93

Finding the Fourth Proportional to 25,457.76, 38,192.12 and 7,686.93

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Solution

The fourth proportional to 25,457.76, 38,192.12 and 7,686.93 is: 11,532.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.76 : 38,192.12 = 7,686.93 : x
  2. Step 2: Convert to fraction form
    25,457.76/38,192.12 = 7,686.93/x
  3. Step 3: Cross multiply
    25,457.76x = 38,192.12 × 7,686.93
  4. Step 4: Simplify right side
    25,457.76x = 293,580,152.99
  5. Step 5: Solve for x
    x = 293,580,152.99/25,457.76
  6. Step 6: Final answer
    x = 11,532.05

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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.