Home / 37,988.89-56,985.76-14,615.32

Finding the Fourth Proportional to 37,988.89, 56,985.76 and 14,615.32

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Solution

The fourth proportional to 37,988.89, 56,985.76 and 14,615.32 is: 21,923.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,988.89 : 56,985.76 = 14,615.32 : x
  2. Step 2: Convert to fraction form
    37,988.89/56,985.76 = 14,615.32/x
  3. Step 3: Cross multiply
    37,988.89x = 56,985.76 × 14,615.32
  4. Step 4: Simplify right side
    37,988.89x = 832,865,117.84
  5. Step 5: Solve for x
    x = 832,865,117.84/37,988.89
  6. Step 6: Final answer
    x = 21,923.91

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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.