Home / 39,809.16-59,701.01-13,150.19

Finding the Fourth Proportional to 39,809.16, 59,701.01 and 13,150.19

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Solution

The fourth proportional to 39,809.16, 59,701.01 and 13,150.19 is: 19,721.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,809.16 : 59,701.01 = 13,150.19 : x
  2. Step 2: Convert to fraction form
    39,809.16/59,701.01 = 13,150.19/x
  3. Step 3: Cross multiply
    39,809.16x = 59,701.01 × 13,150.19
  4. Step 4: Simplify right side
    39,809.16x = 785,079,708.19
  5. Step 5: Solve for x
    x = 785,079,708.19/39,809.16
  6. Step 6: Final answer
    x = 19,721.08

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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.