Home / 15,756.87-23,644.49-5,903.07

Finding the Fourth Proportional to 15,756.87, 23,644.49 and 5,903.07

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Solution

The fourth proportional to 15,756.87, 23,644.49 and 5,903.07 is: 8,858.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.87 : 23,644.49 = 5,903.07 : x
  2. Step 2: Convert to fraction form
    15,756.87/23,644.49 = 5,903.07/x
  3. Step 3: Cross multiply
    15,756.87x = 23,644.49 × 5,903.07
  4. Step 4: Simplify right side
    15,756.87x = 139,575,094.34
  5. Step 5: Solve for x
    x = 139,575,094.34/15,756.87
  6. Step 6: Final answer
    x = 8,858.05

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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.