Home / 51,008.84-70,390.77-28,347.24

Finding the Fourth Proportional to 51,008.84, 70,390.77 and 28,347.24

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Solution

The fourth proportional to 51,008.84, 70,390.77 and 28,347.24 is: 39,118.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,008.84 : 70,390.77 = 28,347.24 : x
  2. Step 2: Convert to fraction form
    51,008.84/70,390.77 = 28,347.24/x
  3. Step 3: Cross multiply
    51,008.84x = 70,390.77 × 28,347.24
  4. Step 4: Simplify right side
    51,008.84x = 1,995,384,050.97
  5. Step 5: Solve for x
    x = 1,995,384,050.97/51,008.84
  6. Step 6: Final answer
    x = 39,118.40

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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.