Home / 19,307.20-26,644.08-10,923.52

Finding the Fourth Proportional to 19,307.20, 26,644.08 and 10,923.52

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Solution

The fourth proportional to 19,307.20, 26,644.08 and 10,923.52 is: 15,074.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,307.20 : 26,644.08 = 10,923.52 : x
  2. Step 2: Convert to fraction form
    19,307.20/26,644.08 = 10,923.52/x
  3. Step 3: Cross multiply
    19,307.20x = 26,644.08 × 10,923.52
  4. Step 4: Simplify right side
    19,307.20x = 291,047,140.76
  5. Step 5: Solve for x
    x = 291,047,140.76/19,307.20
  6. Step 6: Final answer
    x = 15,074.54

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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.