Home / 32,897.19-45,403.18-21,599.43

Finding the Fourth Proportional to 32,897.19, 45,403.18 and 21,599.43

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Solution

The fourth proportional to 32,897.19, 45,403.18 and 21,599.43 is: 29,810.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,897.19 : 45,403.18 = 21,599.43 : x
  2. Step 2: Convert to fraction form
    32,897.19/45,403.18 = 21,599.43/x
  3. Step 3: Cross multiply
    32,897.19x = 45,403.18 × 21,599.43
  4. Step 4: Simplify right side
    32,897.19x = 980,683,088.51
  5. Step 5: Solve for x
    x = 980,683,088.51/32,897.19
  6. Step 6: Final answer
    x = 29,810.54

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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.