Home / 35,041.08-48,341.52-21,429.72

Finding the Fourth Proportional to 35,041.08, 48,341.52 and 21,429.72

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Solution

The fourth proportional to 35,041.08, 48,341.52 and 21,429.72 is: 29,563.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,041.08 : 48,341.52 = 21,429.72 : x
  2. Step 2: Convert to fraction form
    35,041.08/48,341.52 = 21,429.72/x
  3. Step 3: Cross multiply
    35,041.08x = 48,341.52 × 21,429.72
  4. Step 4: Simplify right side
    35,041.08x = 1,035,945,237.97
  5. Step 5: Solve for x
    x = 1,035,945,237.97/35,041.08
  6. Step 6: Final answer
    x = 29,563.74

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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.