Home / 35,790.81-53,627.76-21,755.13

Finding the Fourth Proportional to 35,790.81, 53,627.76 and 21,755.13

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Solution

The fourth proportional to 35,790.81, 53,627.76 and 21,755.13 is: 32,597.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,790.81 : 53,627.76 = 21,755.13 : x
  2. Step 2: Convert to fraction form
    35,790.81/53,627.76 = 21,755.13/x
  3. Step 3: Cross multiply
    35,790.81x = 53,627.76 × 21,755.13
  4. Step 4: Simplify right side
    35,790.81x = 1,166,678,890.41
  5. Step 5: Solve for x
    x = 1,166,678,890.41/35,790.81
  6. Step 6: Final answer
    x = 32,597.16

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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.