Home / 32,762.95-45,222.60-21,277.55

Finding the Fourth Proportional to 32,762.95, 45,222.60 and 21,277.55

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Solution

The fourth proportional to 32,762.95, 45,222.60 and 21,277.55 is: 29,369.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,762.95 : 45,222.60 = 21,277.55 : x
  2. Step 2: Convert to fraction form
    32,762.95/45,222.60 = 21,277.55/x
  3. Step 3: Cross multiply
    32,762.95x = 45,222.60 × 21,277.55
  4. Step 4: Simplify right side
    32,762.95x = 962,226,026.24
  5. Step 5: Solve for x
    x = 962,226,026.24/32,762.95
  6. Step 6: Final answer
    x = 29,369.33

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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.