Home / 35,749.77-53,624.65-12,376.20

Finding the Fourth Proportional to 35,749.77, 53,624.65 and 12,376.20

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Solution

The fourth proportional to 35,749.77, 53,624.65 and 12,376.20 is: 18,564.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,749.77 : 53,624.65 = 12,376.20 : x
  2. Step 2: Convert to fraction form
    35,749.77/53,624.65 = 12,376.20/x
  3. Step 3: Cross multiply
    35,749.77x = 53,624.65 × 12,376.20
  4. Step 4: Simplify right side
    35,749.77x = 663,669,393.33
  5. Step 5: Solve for x
    x = 663,669,393.33/35,749.77
  6. Step 6: Final answer
    x = 18,564.30

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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.