Home / 15,457.84-23,162.66-11,956.51

Finding the Fourth Proportional to 15,457.84, 23,162.66 and 11,956.51

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Solution

The fourth proportional to 15,457.84, 23,162.66 and 11,956.51 is: 17,916.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,457.84 : 23,162.66 = 11,956.51 : x
  2. Step 2: Convert to fraction form
    15,457.84/23,162.66 = 11,956.51/x
  3. Step 3: Cross multiply
    15,457.84x = 23,162.66 × 11,956.51
  4. Step 4: Simplify right side
    15,457.84x = 276,944,589.92
  5. Step 5: Solve for x
    x = 276,944,589.92/15,457.84
  6. Step 6: Final answer
    x = 17,916.13

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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.