Home / 15,638.60-23,457.28-6,282.84

Finding the Fourth Proportional to 15,638.60, 23,457.28 and 6,282.84

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Solution

The fourth proportional to 15,638.60, 23,457.28 and 6,282.84 is: 9,424.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.60 : 23,457.28 = 6,282.84 : x
  2. Step 2: Convert to fraction form
    15,638.60/23,457.28 = 6,282.84/x
  3. Step 3: Cross multiply
    15,638.60x = 23,457.28 × 6,282.84
  4. Step 4: Simplify right side
    15,638.60x = 147,378,337.08
  5. Step 5: Solve for x
    x = 147,378,337.08/15,638.60
  6. Step 6: Final answer
    x = 9,424.01

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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.