Home / 35,582.96-49,108.48-21,435.50

Finding the Fourth Proportional to 35,582.96, 49,108.48 and 21,435.50

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Solution

The fourth proportional to 35,582.96, 49,108.48 and 21,435.50 is: 29,583.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,582.96 : 49,108.48 = 21,435.50 : x
  2. Step 2: Convert to fraction form
    35,582.96/49,108.48 = 21,435.50/x
  3. Step 3: Cross multiply
    35,582.96x = 49,108.48 × 21,435.50
  4. Step 4: Simplify right side
    35,582.96x = 1,052,664,823.04
  5. Step 5: Solve for x
    x = 1,052,664,823.04/35,582.96
  6. Step 6: Final answer
    x = 29,583.40

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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.