Home / 12,316.13-18,482.30-4,525.01

Finding the Fourth Proportional to 12,316.13, 18,482.30 and 4,525.01

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Solution

The fourth proportional to 12,316.13, 18,482.30 and 4,525.01 is: 6,790.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.13 : 18,482.30 = 4,525.01 : x
  2. Step 2: Convert to fraction form
    12,316.13/18,482.30 = 4,525.01/x
  3. Step 3: Cross multiply
    12,316.13x = 18,482.30 × 4,525.01
  4. Step 4: Simplify right side
    12,316.13x = 83,632,592.32
  5. Step 5: Solve for x
    x = 83,632,592.32/12,316.13
  6. Step 6: Final answer
    x = 6,790.49

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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.