Home / 15,210.08-22,800.48-4,814.72

Finding the Fourth Proportional to 15,210.08, 22,800.48 and 4,814.72

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Solution

The fourth proportional to 15,210.08, 22,800.48 and 4,814.72 is: 7,217.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210.08 : 22,800.48 = 4,814.72 : x
  2. Step 2: Convert to fraction form
    15,210.08/22,800.48 = 4,814.72/x
  3. Step 3: Cross multiply
    15,210.08x = 22,800.48 × 4,814.72
  4. Step 4: Simplify right side
    15,210.08x = 109,777,927.07
  5. Step 5: Solve for x
    x = 109,777,927.07/15,210.08
  6. Step 6: Final answer
    x = 7,217.45

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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.