Home / 26,256.08-39,386.57-10,457.30

Finding the Fourth Proportional to 26,256.08, 39,386.57 and 10,457.30

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Solution

The fourth proportional to 26,256.08, 39,386.57 and 10,457.30 is: 15,686.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,256.08 : 39,386.57 = 10,457.30 : x
  2. Step 2: Convert to fraction form
    26,256.08/39,386.57 = 10,457.30/x
  3. Step 3: Cross multiply
    26,256.08x = 39,386.57 × 10,457.30
  4. Step 4: Simplify right side
    26,256.08x = 411,876,929.24
  5. Step 5: Solve for x
    x = 411,876,929.24/26,256.08
  6. Step 6: Final answer
    x = 15,686.92

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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.