Home / 32,822.19-45,295.50-20,075.15

Finding the Fourth Proportional to 32,822.19, 45,295.50 and 20,075.15

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Solution

The fourth proportional to 32,822.19, 45,295.50 and 20,075.15 is: 27,704.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,822.19 : 45,295.50 = 20,075.15 : x
  2. Step 2: Convert to fraction form
    32,822.19/45,295.50 = 20,075.15/x
  3. Step 3: Cross multiply
    32,822.19x = 45,295.50 × 20,075.15
  4. Step 4: Simplify right side
    32,822.19x = 909,314,145.35
  5. Step 5: Solve for x
    x = 909,314,145.35/32,822.19
  6. Step 6: Final answer
    x = 27,704.25

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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.