Home / 25,457.40-38,186.10-23,999.40

Finding the Fourth Proportional to 25,457.40, 38,186.10 and 23,999.40

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Solution

The fourth proportional to 25,457.40, 38,186.10 and 23,999.40 is: 35,999.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,457.40 : 38,186.10 = 23,999.40 : x
  2. Step 2: Convert to fraction form
    25,457.40/38,186.10 = 23,999.40/x
  3. Step 3: Cross multiply
    25,457.40x = 38,186.10 × 23,999.40
  4. Step 4: Simplify right side
    25,457.40x = 916,443,488.34
  5. Step 5: Solve for x
    x = 916,443,488.34/25,457.40
  6. Step 6: Final answer
    x = 35,999.10

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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.