Home / 37,838.08-52,214.52-21,070

Finding the Fourth Proportional to 37,838.08, 52,214.52 and 21,070

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Solution

The fourth proportional to 37,838.08, 52,214.52 and 21,070 is: 29,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,838.08 : 52,214.52 = 21,070 : x
  2. Step 2: Convert to fraction form
    37,838.08/52,214.52 = 21,070/x
  3. Step 3: Cross multiply
    37,838.08x = 52,214.52 × 21,070
  4. Step 4: Simplify right side
    37,838.08x = 1,100,159,936.40
  5. Step 5: Solve for x
    x = 1,100,159,936.40/37,838.08
  6. Step 6: Final answer
    x = 29,075.47

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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.