Home / 14,370.12-19,810.98-9,831.96

Finding the Fourth Proportional to 14,370.12, 19,810.98 and 9,831.96

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Solution

The fourth proportional to 14,370.12, 19,810.98 and 9,831.96 is: 13,554.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370.12 : 19,810.98 = 9,831.96 : x
  2. Step 2: Convert to fraction form
    14,370.12/19,810.98 = 9,831.96/x
  3. Step 3: Cross multiply
    14,370.12x = 19,810.98 × 9,831.96
  4. Step 4: Simplify right side
    14,370.12x = 194,780,762.92
  5. Step 5: Solve for x
    x = 194,780,762.92/14,370.12
  6. Step 6: Final answer
    x = 13,554.57

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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.