Home / 32,316.64-44,603.35-20,970.20

Finding the Fourth Proportional to 32,316.64, 44,603.35 and 20,970.20

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Solution

The fourth proportional to 32,316.64, 44,603.35 and 20,970.20 is: 28,943.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,316.64 : 44,603.35 = 20,970.20 : x
  2. Step 2: Convert to fraction form
    32,316.64/44,603.35 = 20,970.20/x
  3. Step 3: Cross multiply
    32,316.64x = 44,603.35 × 20,970.20
  4. Step 4: Simplify right side
    32,316.64x = 935,341,229.25
  5. Step 5: Solve for x
    x = 935,341,229.25/32,316.64
  6. Step 6: Final answer
    x = 28,943.02

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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.