Home / 30,036.96-41,451.28-16,607.52

Finding the Fourth Proportional to 30,036.96, 41,451.28 and 16,607.52

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Solution

The fourth proportional to 30,036.96, 41,451.28 and 16,607.52 is: 22,918.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,036.96 : 41,451.28 = 16,607.52 : x
  2. Step 2: Convert to fraction form
    30,036.96/41,451.28 = 16,607.52/x
  3. Step 3: Cross multiply
    30,036.96x = 41,451.28 × 16,607.52
  4. Step 4: Simplify right side
    30,036.96x = 688,402,961.63
  5. Step 5: Solve for x
    x = 688,402,961.63/30,036.96
  6. Step 6: Final answer
    x = 22,918.53

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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.