Home / 57,669.12-79,569.80-35,007.56

Finding the Fourth Proportional to 57,669.12, 79,569.80 and 35,007.56

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Solution

The fourth proportional to 57,669.12, 79,569.80 and 35,007.56 is: 48,302.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,669.12 : 79,569.80 = 35,007.56 : x
  2. Step 2: Convert to fraction form
    57,669.12/79,569.80 = 35,007.56/x
  3. Step 3: Cross multiply
    57,669.12x = 79,569.80 × 35,007.56
  4. Step 4: Simplify right side
    57,669.12x = 2,785,544,547.69
  5. Step 5: Solve for x
    x = 2,785,544,547.69/57,669.12
  6. Step 6: Final answer
    x = 48,302.19

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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.