Home / 46,670.13-70,015.57-13,387.64

Finding the Fourth Proportional to 46,670.13, 70,015.57 and 13,387.64

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Solution

The fourth proportional to 46,670.13, 70,015.57 and 13,387.64 is: 20,084.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,670.13 : 70,015.57 = 13,387.64 : x
  2. Step 2: Convert to fraction form
    46,670.13/70,015.57 = 13,387.64/x
  3. Step 3: Cross multiply
    46,670.13x = 70,015.57 × 13,387.64
  4. Step 4: Simplify right side
    46,670.13x = 937,342,862.01
  5. Step 5: Solve for x
    x = 937,342,862.01/46,670.13
  6. Step 6: Final answer
    x = 20,084.43

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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.