Home / 22,159.37-30,582.77-12,602.99

Finding the Fourth Proportional to 22,159.37, 30,582.77 and 12,602.99

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Solution

The fourth proportional to 22,159.37, 30,582.77 and 12,602.99 is: 17,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.37 : 30,582.77 = 12,602.99 : x
  2. Step 2: Convert to fraction form
    22,159.37/30,582.77 = 12,602.99/x
  3. Step 3: Cross multiply
    22,159.37x = 30,582.77 × 12,602.99
  4. Step 4: Simplify right side
    22,159.37x = 385,434,357.92
  5. Step 5: Solve for x
    x = 385,434,357.92/22,159.37
  6. Step 6: Final answer
    x = 17,393.74

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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.