Home / 51,270.04-70,752.49-28,608.77

Finding the Fourth Proportional to 51,270.04, 70,752.49 and 28,608.77

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Solution

The fourth proportional to 51,270.04, 70,752.49 and 28,608.77 is: 39,480.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,270.04 : 70,752.49 = 28,608.77 : x
  2. Step 2: Convert to fraction form
    51,270.04/70,752.49 = 28,608.77/x
  3. Step 3: Cross multiply
    51,270.04x = 70,752.49 × 28,608.77
  4. Step 4: Simplify right side
    51,270.04x = 2,024,141,619.71
  5. Step 5: Solve for x
    x = 2,024,141,619.71/51,270.04
  6. Step 6: Final answer
    x = 39,480.01

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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.