Home / 32,495.40-44,809.38-21,156.20

Finding the Fourth Proportional to 32,495.40, 44,809.38 and 21,156.20

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Solution

The fourth proportional to 32,495.40, 44,809.38 and 21,156.20 is: 29,173.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,495.40 : 44,809.38 = 21,156.20 : x
  2. Step 2: Convert to fraction form
    32,495.40/44,809.38 = 21,156.20/x
  3. Step 3: Cross multiply
    32,495.40x = 44,809.38 × 21,156.20
  4. Step 4: Simplify right side
    32,495.40x = 947,996,205.16
  5. Step 5: Solve for x
    x = 947,996,205.16/32,495.40
  6. Step 6: Final answer
    x = 29,173.24

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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.