Home / 15,476.72-23,210.76-4,946.72

Finding the Fourth Proportional to 15,476.72, 23,210.76 and 4,946.72

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Solution

The fourth proportional to 15,476.72, 23,210.76 and 4,946.72 is: 7,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,476.72 : 23,210.76 = 4,946.72 : x
  2. Step 2: Convert to fraction form
    15,476.72/23,210.76 = 4,946.72/x
  3. Step 3: Cross multiply
    15,476.72x = 23,210.76 × 4,946.72
  4. Step 4: Simplify right side
    15,476.72x = 114,817,130.71
  5. Step 5: Solve for x
    x = 114,817,130.71/15,476.72
  6. Step 6: Final answer
    x = 7,418.70

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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.