Home / 39,681.22-59,522.19-10,099.09

Finding the Fourth Proportional to 39,681.22, 59,522.19 and 10,099.09

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Solution

The fourth proportional to 39,681.22, 59,522.19 and 10,099.09 is: 15,148.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,681.22 : 59,522.19 = 10,099.09 : x
  2. Step 2: Convert to fraction form
    39,681.22/59,522.19 = 10,099.09/x
  3. Step 3: Cross multiply
    39,681.22x = 59,522.19 × 10,099.09
  4. Step 4: Simplify right side
    39,681.22x = 601,119,953.81
  5. Step 5: Solve for x
    x = 601,119,953.81/39,681.22
  6. Step 6: Final answer
    x = 15,148.73

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1.5x scale

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.