Home / 35,078.11-52,637.93-12,907.06

Finding the Fourth Proportional to 35,078.11, 52,637.93 and 12,907.06

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Solution

The fourth proportional to 35,078.11, 52,637.93 and 12,907.06 is: 19,368.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,078.11 : 52,637.93 = 12,907.06 : x
  2. Step 2: Convert to fraction form
    35,078.11/52,637.93 = 12,907.06/x
  3. Step 3: Cross multiply
    35,078.11x = 52,637.93 × 12,907.06
  4. Step 4: Simplify right side
    35,078.11x = 679,400,851.62
  5. Step 5: Solve for x
    x = 679,400,851.62/35,078.11
  6. Step 6: Final answer
    x = 19,368.23

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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.