Home / 32,664.06-45,075.12-18,516.60

Finding the Fourth Proportional to 32,664.06, 45,075.12 and 18,516.60

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Solution

The fourth proportional to 32,664.06, 45,075.12 and 18,516.60 is: 25,552.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,664.06 : 45,075.12 = 18,516.60 : x
  2. Step 2: Convert to fraction form
    32,664.06/45,075.12 = 18,516.60/x
  3. Step 3: Cross multiply
    32,664.06x = 45,075.12 × 18,516.60
  4. Step 4: Simplify right side
    32,664.06x = 834,637,966.99
  5. Step 5: Solve for x
    x = 834,637,966.99/32,664.06
  6. Step 6: Final answer
    x = 25,552.18

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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.