Home / 43,017.36-64,422.21-25,870.93

Finding the Fourth Proportional to 43,017.36, 64,422.21 and 25,870.93

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Solution

The fourth proportional to 43,017.36, 64,422.21 and 25,870.93 is: 38,743.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,017.36 : 64,422.21 = 25,870.93 : x
  2. Step 2: Convert to fraction form
    43,017.36/64,422.21 = 25,870.93/x
  3. Step 3: Cross multiply
    43,017.36x = 64,422.21 × 25,870.93
  4. Step 4: Simplify right side
    43,017.36x = 1,666,662,485.36
  5. Step 5: Solve for x
    x = 1,666,662,485.36/43,017.36
  6. Step 6: Final answer
    x = 38,743.95

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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.