Home / 30,342.06-45,525.84-14,555.58

Finding the Fourth Proportional to 30,342.06, 45,525.84 and 14,555.58

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Solution

The fourth proportional to 30,342.06, 45,525.84 and 14,555.58 is: 21,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,342.06 : 45,525.84 = 14,555.58 : x
  2. Step 2: Convert to fraction form
    30,342.06/45,525.84 = 14,555.58/x
  3. Step 3: Cross multiply
    30,342.06x = 45,525.84 × 14,555.58
  4. Step 4: Simplify right side
    30,342.06x = 662,655,006.19
  5. Step 5: Solve for x
    x = 662,655,006.19/30,342.06
  6. Step 6: Final answer
    x = 21,839.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.