Home / 17,829.32-24,603.40-9,871.08

Finding the Fourth Proportional to 17,829.32, 24,603.40 and 9,871.08

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Solution

The fourth proportional to 17,829.32, 24,603.40 and 9,871.08 is: 13,621.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,829.32 : 24,603.40 = 9,871.08 : x
  2. Step 2: Convert to fraction form
    17,829.32/24,603.40 = 9,871.08/x
  3. Step 3: Cross multiply
    17,829.32x = 24,603.40 × 9,871.08
  4. Step 4: Simplify right side
    17,829.32x = 242,862,129.67
  5. Step 5: Solve for x
    x = 242,862,129.67/17,829.32
  6. Step 6: Final answer
    x = 13,621.50

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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.