Home / 31,018.60-46,547.04-14,375.53

Finding the Fourth Proportional to 31,018.60, 46,547.04 and 14,375.53

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Solution

The fourth proportional to 31,018.60, 46,547.04 and 14,375.53 is: 21,572.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,018.60 : 46,547.04 = 14,375.53 : x
  2. Step 2: Convert to fraction form
    31,018.60/46,547.04 = 14,375.53/x
  3. Step 3: Cross multiply
    31,018.60x = 46,547.04 × 14,375.53
  4. Step 4: Simplify right side
    31,018.60x = 669,138,369.93
  5. Step 5: Solve for x
    x = 669,138,369.93/31,018.60
  6. Step 6: Final answer
    x = 21,572.17

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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.