Home / 37,985.09-56,987.53-21,357.41

Finding the Fourth Proportional to 37,985.09, 56,987.53 and 21,357.41

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Solution

The fourth proportional to 37,985.09, 56,987.53 and 21,357.41 is: 32,041.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,985.09 : 56,987.53 = 21,357.41 : x
  2. Step 2: Convert to fraction form
    37,985.09/56,987.53 = 21,357.41/x
  3. Step 3: Cross multiply
    37,985.09x = 56,987.53 × 21,357.41
  4. Step 4: Simplify right side
    37,985.09x = 1,217,105,704.77
  5. Step 5: Solve for x
    x = 1,217,105,704.77/37,985.09
  6. Step 6: Final answer
    x = 32,041.67

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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.