Home / 30,011.26-45,030.08-15,967.98

Finding the Fourth Proportional to 30,011.26, 45,030.08 and 15,967.98

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Solution

The fourth proportional to 30,011.26, 45,030.08 and 15,967.98 is: 23,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,011.26 : 45,030.08 = 15,967.98 : x
  2. Step 2: Convert to fraction form
    30,011.26/45,030.08 = 15,967.98/x
  3. Step 3: Cross multiply
    30,011.26x = 45,030.08 × 15,967.98
  4. Step 4: Simplify right side
    30,011.26x = 719,039,416.84
  5. Step 5: Solve for x
    x = 719,039,416.84/30,011.26
  6. Step 6: Final answer
    x = 23,958.99

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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.