Home / 30,675.93-45,931.87-17,510.19

Finding the Fourth Proportional to 30,675.93, 45,931.87 and 17,510.19

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Solution

The fourth proportional to 30,675.93, 45,931.87 and 17,510.19 is: 26,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,675.93 : 45,931.87 = 17,510.19 : x
  2. Step 2: Convert to fraction form
    30,675.93/45,931.87 = 17,510.19/x
  3. Step 3: Cross multiply
    30,675.93x = 45,931.87 × 17,510.19
  4. Step 4: Simplify right side
    30,675.93x = 804,275,770.76
  5. Step 5: Solve for x
    x = 804,275,770.76/30,675.93
  6. Step 6: Final answer
    x = 26,218.46

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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.