Home / 13,298.02-18,351.02-7,248.32

Finding the Fourth Proportional to 13,298.02, 18,351.02 and 7,248.32

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Solution

The fourth proportional to 13,298.02, 18,351.02 and 7,248.32 is: 10,002.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,298.02 : 18,351.02 = 7,248.32 : x
  2. Step 2: Convert to fraction form
    13,298.02/18,351.02 = 7,248.32/x
  3. Step 3: Cross multiply
    13,298.02x = 18,351.02 × 7,248.32
  4. Step 4: Simplify right side
    13,298.02x = 133,014,065.29
  5. Step 5: Solve for x
    x = 133,014,065.29/13,298.02
  6. Step 6: Final answer
    x = 10,002.55

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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.