Home / 32,316.56-44,575.08-20,395.16

Finding the Fourth Proportional to 32,316.56, 44,575.08 and 20,395.16

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Solution

The fourth proportional to 32,316.56, 44,575.08 and 20,395.16 is: 28,131.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,316.56 : 44,575.08 = 20,395.16 : x
  2. Step 2: Convert to fraction form
    32,316.56/44,575.08 = 20,395.16/x
  3. Step 3: Cross multiply
    32,316.56x = 44,575.08 × 20,395.16
  4. Step 4: Simplify right side
    32,316.56x = 909,115,888.61
  5. Step 5: Solve for x
    x = 909,115,888.61/32,316.56
  6. Step 6: Final answer
    x = 28,131.58

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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.