Home / 30,718.10-46,085.19-9,657.29

Finding the Fourth Proportional to 30,718.10, 46,085.19 and 9,657.29

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Solution

The fourth proportional to 30,718.10, 46,085.19 and 9,657.29 is: 14,488.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718.10 : 46,085.19 = 9,657.29 : x
  2. Step 2: Convert to fraction form
    30,718.10/46,085.19 = 9,657.29/x
  3. Step 3: Cross multiply
    30,718.10x = 46,085.19 × 9,657.29
  4. Step 4: Simplify right side
    30,718.10x = 445,057,814.11
  5. Step 5: Solve for x
    x = 445,057,814.11/30,718.10
  6. Step 6: Final answer
    x = 14,488.46

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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.