Home / 15,888.24-23,762.40-14,145.60

Finding the Fourth Proportional to 15,888.24, 23,762.40 and 14,145.60

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Solution

The fourth proportional to 15,888.24, 23,762.40 and 14,145.60 is: 21,156.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,888.24 : 23,762.40 = 14,145.60 : x
  2. Step 2: Convert to fraction form
    15,888.24/23,762.40 = 14,145.60/x
  3. Step 3: Cross multiply
    15,888.24x = 23,762.40 × 14,145.60
  4. Step 4: Simplify right side
    15,888.24x = 336,133,405.44
  5. Step 5: Solve for x
    x = 336,133,405.44/15,888.24
  6. Step 6: Final answer
    x = 21,156.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.