Home / 19,148.16-26,437.56-14,664

Finding the Fourth Proportional to 19,148.16, 26,437.56 and 14,664

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Solution

The fourth proportional to 19,148.16, 26,437.56 and 14,664 is: 20,246.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,148.16 : 26,437.56 = 14,664 : x
  2. Step 2: Convert to fraction form
    19,148.16/26,437.56 = 14,664/x
  3. Step 3: Cross multiply
    19,148.16x = 26,437.56 × 14,664
  4. Step 4: Simplify right side
    19,148.16x = 387,680,379.84
  5. Step 5: Solve for x
    x = 387,680,379.84/19,148.16
  6. Step 6: Final answer
    x = 20,246.35

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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.