Home / 15,637.60-23,455.78-6,281.84

Finding the Fourth Proportional to 15,637.60, 23,455.78 and 6,281.84

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Solution

The fourth proportional to 15,637.60, 23,455.78 and 6,281.84 is: 9,422.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,637.60 : 23,455.78 = 6,281.84 : x
  2. Step 2: Convert to fraction form
    15,637.60/23,455.78 = 6,281.84/x
  3. Step 3: Cross multiply
    15,637.60x = 23,455.78 × 6,281.84
  4. Step 4: Simplify right side
    15,637.60x = 147,345,457.04
  5. Step 5: Solve for x
    x = 147,345,457.04/15,637.60
  6. Step 6: Final answer
    x = 9,422.51

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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.