Home / 30,269.23-45,403.76-14,426.23

Finding the Fourth Proportional to 30,269.23, 45,403.76 and 14,426.23

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Solution

The fourth proportional to 30,269.23, 45,403.76 and 14,426.23 is: 21,639.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,269.23 : 45,403.76 = 14,426.23 : x
  2. Step 2: Convert to fraction form
    30,269.23/45,403.76 = 14,426.23/x
  3. Step 3: Cross multiply
    30,269.23x = 45,403.76 × 14,426.23
  4. Step 4: Simplify right side
    30,269.23x = 655,005,012.49
  5. Step 5: Solve for x
    x = 655,005,012.49/30,269.23
  6. Step 6: Final answer
    x = 21,639.31

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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.