Home / 34,305.16-51,457.18-10,931.28

Finding the Fourth Proportional to 34,305.16, 51,457.18 and 10,931.28

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Solution

The fourth proportional to 34,305.16, 51,457.18 and 10,931.28 is: 16,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,305.16 : 51,457.18 = 10,931.28 : x
  2. Step 2: Convert to fraction form
    34,305.16/51,457.18 = 10,931.28/x
  3. Step 3: Cross multiply
    34,305.16x = 51,457.18 × 10,931.28
  4. Step 4: Simplify right side
    34,305.16x = 562,492,842.59
  5. Step 5: Solve for x
    x = 562,492,842.59/34,305.16
  6. Step 6: Final answer
    x = 16,396.74

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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.