Home / 39,683.50-59,533.08-13,395.76

Finding the Fourth Proportional to 39,683.50, 59,533.08 and 13,395.76

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Solution

The fourth proportional to 39,683.50, 59,533.08 and 13,395.76 is: 20,096.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,683.50 : 59,533.08 = 13,395.76 : x
  2. Step 2: Convert to fraction form
    39,683.50/59,533.08 = 13,395.76/x
  3. Step 3: Cross multiply
    39,683.50x = 59,533.08 × 13,395.76
  4. Step 4: Simplify right side
    39,683.50x = 797,490,851.74
  5. Step 5: Solve for x
    x = 797,490,851.74/39,683.50
  6. Step 6: Final answer
    x = 20,096.28

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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.