Home / 24,840.47-34,279.52-13,509.72

Finding the Fourth Proportional to 24,840.47, 34,279.52 and 13,509.72

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Solution

The fourth proportional to 24,840.47, 34,279.52 and 13,509.72 is: 18,643.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,840.47 : 34,279.52 = 13,509.72 : x
  2. Step 2: Convert to fraction form
    24,840.47/34,279.52 = 13,509.72/x
  3. Step 3: Cross multiply
    24,840.47x = 34,279.52 × 13,509.72
  4. Step 4: Simplify right side
    24,840.47x = 463,106,777.93
  5. Step 5: Solve for x
    x = 463,106,777.93/24,840.47
  6. Step 6: Final answer
    x = 18,643.24

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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.