Home / 38,707.28-58,075.71-15,031.45

Finding the Fourth Proportional to 38,707.28, 58,075.71 and 15,031.45

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Solution

The fourth proportional to 38,707.28, 58,075.71 and 15,031.45 is: 22,552.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,707.28 : 58,075.71 = 15,031.45 : x
  2. Step 2: Convert to fraction form
    38,707.28/58,075.71 = 15,031.45/x
  3. Step 3: Cross multiply
    38,707.28x = 58,075.71 × 15,031.45
  4. Step 4: Simplify right side
    38,707.28x = 872,961,765.54
  5. Step 5: Solve for x
    x = 872,961,765.54/38,707.28
  6. Step 6: Final answer
    x = 22,552.91

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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.