Home / 51,032.58-70,426.49-28,061.21

Finding the Fourth Proportional to 51,032.58, 70,426.49 and 28,061.21

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Solution

The fourth proportional to 51,032.58, 70,426.49 and 28,061.21 is: 38,725.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,032.58 : 70,426.49 = 28,061.21 : x
  2. Step 2: Convert to fraction form
    51,032.58/70,426.49 = 28,061.21/x
  3. Step 3: Cross multiply
    51,032.58x = 70,426.49 × 28,061.21
  4. Step 4: Simplify right side
    51,032.58x = 1,976,252,525.45
  5. Step 5: Solve for x
    x = 1,976,252,525.45/51,032.58
  6. Step 6: Final answer
    x = 38,725.31

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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.