Home / 35,638.34-53,457.92-9,345.74

Finding the Fourth Proportional to 35,638.34, 53,457.92 and 9,345.74

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Solution

The fourth proportional to 35,638.34, 53,457.92 and 9,345.74 is: 14,018.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.34 : 53,457.92 = 9,345.74 : x
  2. Step 2: Convert to fraction form
    35,638.34/53,457.92 = 9,345.74/x
  3. Step 3: Cross multiply
    35,638.34x = 53,457.92 × 9,345.74
  4. Step 4: Simplify right side
    35,638.34x = 499,603,821.26
  5. Step 5: Solve for x
    x = 499,603,821.26/35,638.34
  6. Step 6: Final answer
    x = 14,018.72

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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.