Home / 39,386.25-59,079.38-10,202.25

Finding the Fourth Proportional to 39,386.25, 59,079.38 and 10,202.25

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Solution

The fourth proportional to 39,386.25, 59,079.38 and 10,202.25 is: 15,303.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,386.25 : 59,079.38 = 10,202.25 : x
  2. Step 2: Convert to fraction form
    39,386.25/59,079.38 = 10,202.25/x
  3. Step 3: Cross multiply
    39,386.25x = 59,079.38 × 10,202.25
  4. Step 4: Simplify right side
    39,386.25x = 602,742,604.61
  5. Step 5: Solve for x
    x = 602,742,604.61/39,386.25
  6. Step 6: Final answer
    x = 15,303.38

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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.