Home / 21,457.48-32,186.20-7,596.76

Finding the Fourth Proportional to 21,457.48, 32,186.20 and 7,596.76

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Solution

The fourth proportional to 21,457.48, 32,186.20 and 7,596.76 is: 11,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,457.48 : 32,186.20 = 7,596.76 : x
  2. Step 2: Convert to fraction form
    21,457.48/32,186.20 = 7,596.76/x
  3. Step 3: Cross multiply
    21,457.48x = 32,186.20 × 7,596.76
  4. Step 4: Simplify right side
    21,457.48x = 244,510,836.71
  5. Step 5: Solve for x
    x = 244,510,836.71/21,457.48
  6. Step 6: Final answer
    x = 11,395.13

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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.