Home / 58,390.36-80,578.78-34,528.84

Finding the Fourth Proportional to 58,390.36, 80,578.78 and 34,528.84

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Solution

The fourth proportional to 58,390.36, 80,578.78 and 34,528.84 is: 47,649.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,390.36 : 80,578.78 = 34,528.84 : x
  2. Step 2: Convert to fraction form
    58,390.36/80,578.78 = 34,528.84/x
  3. Step 3: Cross multiply
    58,390.36x = 80,578.78 × 34,528.84
  4. Step 4: Simplify right side
    58,390.36x = 2,782,291,802.02
  5. Step 5: Solve for x
    x = 2,782,291,802.02/58,390.36
  6. Step 6: Final answer
    x = 47,649.85

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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.