Home / 23,880.95-32,955.05-13,270.31

Finding the Fourth Proportional to 23,880.95, 32,955.05 and 13,270.31

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Solution

The fourth proportional to 23,880.95, 32,955.05 and 13,270.31 is: 18,312.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,880.95 : 32,955.05 = 13,270.31 : x
  2. Step 2: Convert to fraction form
    23,880.95/32,955.05 = 13,270.31/x
  3. Step 3: Cross multiply
    23,880.95x = 32,955.05 × 13,270.31
  4. Step 4: Simplify right side
    23,880.95x = 437,323,729.57
  5. Step 5: Solve for x
    x = 437,323,729.57/23,880.95
  6. Step 6: Final answer
    x = 18,312.66

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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.