Home / 56,372.85-84,532.01-20,810.07

Finding the Fourth Proportional to 56,372.85, 84,532.01 and 20,810.07

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Solution

The fourth proportional to 56,372.85, 84,532.01 and 20,810.07 is: 31,205.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,372.85 : 84,532.01 = 20,810.07 : x
  2. Step 2: Convert to fraction form
    56,372.85/84,532.01 = 20,810.07/x
  3. Step 3: Cross multiply
    56,372.85x = 84,532.01 × 20,810.07
  4. Step 4: Simplify right side
    56,372.85x = 1,759,116,941.29
  5. Step 5: Solve for x
    x = 1,759,116,941.29/56,372.85
  6. Step 6: Final answer
    x = 31,205.04

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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.