Home / 35,391.65-53,096.66-13,205.19

Finding the Fourth Proportional to 35,391.65, 53,096.66 and 13,205.19

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Solution

The fourth proportional to 35,391.65, 53,096.66 and 13,205.19 is: 19,811.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,391.65 : 53,096.66 = 13,205.19 : x
  2. Step 2: Convert to fraction form
    35,391.65/53,096.66 = 13,205.19/x
  3. Step 3: Cross multiply
    35,391.65x = 53,096.66 × 13,205.19
  4. Step 4: Simplify right side
    35,391.65x = 701,151,417.64
  5. Step 5: Solve for x
    x = 701,151,417.64/35,391.65
  6. Step 6: Final answer
    x = 19,811.21

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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.