Home / 35,485.07-48,946.05-21,337.92

Finding the Fourth Proportional to 35,485.07, 48,946.05 and 21,337.92

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Solution

The fourth proportional to 35,485.07, 48,946.05 and 21,337.92 is: 29,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,485.07 : 48,946.05 = 21,337.92 : x
  2. Step 2: Convert to fraction form
    35,485.07/48,946.05 = 21,337.92/x
  3. Step 3: Cross multiply
    35,485.07x = 48,946.05 × 21,337.92
  4. Step 4: Simplify right side
    35,485.07x = 1,044,406,899.22
  5. Step 5: Solve for x
    x = 1,044,406,899.22/35,485.07
  6. Step 6: Final answer
    x = 29,432.29

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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.