Home / 35,875.96-49,501.30-20,767.72

Finding the Fourth Proportional to 35,875.96, 49,501.30 and 20,767.72

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Solution

The fourth proportional to 35,875.96, 49,501.30 and 20,767.72 is: 28,655.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,875.96 : 49,501.30 = 20,767.72 : x
  2. Step 2: Convert to fraction form
    35,875.96/49,501.30 = 20,767.72/x
  3. Step 3: Cross multiply
    35,875.96x = 49,501.30 × 20,767.72
  4. Step 4: Simplify right side
    35,875.96x = 1,028,029,138.04
  5. Step 5: Solve for x
    x = 1,028,029,138.04/35,875.96
  6. Step 6: Final answer
    x = 28,655.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.