Home / 32,599.19-45,023.90-21,970.37

Finding the Fourth Proportional to 32,599.19, 45,023.90 and 21,970.37

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Solution

The fourth proportional to 32,599.19, 45,023.90 and 21,970.37 is: 30,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,599.19 : 45,023.90 = 21,970.37 : x
  2. Step 2: Convert to fraction form
    32,599.19/45,023.90 = 21,970.37/x
  3. Step 3: Cross multiply
    32,599.19x = 45,023.90 × 21,970.37
  4. Step 4: Simplify right side
    32,599.19x = 989,191,406.87
  5. Step 5: Solve for x
    x = 989,191,406.87/32,599.19
  6. Step 6: Final answer
    x = 30,344.05

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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.