Home / 30,475.26-42,054.93-17,047.62

Finding the Fourth Proportional to 30,475.26, 42,054.93 and 17,047.62

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Solution

The fourth proportional to 30,475.26, 42,054.93 and 17,047.62 is: 23,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,475.26 : 42,054.93 = 17,047.62 : x
  2. Step 2: Convert to fraction form
    30,475.26/42,054.93 = 17,047.62/x
  3. Step 3: Cross multiply
    30,475.26x = 42,054.93 × 17,047.62
  4. Step 4: Simplify right side
    30,475.26x = 716,936,465.77
  5. Step 5: Solve for x
    x = 716,936,465.77/30,475.26
  6. Step 6: Final answer
    x = 23,525.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.