Home / 14,240.86-19,661.62-12,746.18

Finding the Fourth Proportional to 14,240.86, 19,661.62 and 12,746.18

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Solution

The fourth proportional to 14,240.86, 19,661.62 and 12,746.18 is: 17,597.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,240.86 : 19,661.62 = 12,746.18 : x
  2. Step 2: Convert to fraction form
    14,240.86/19,661.62 = 12,746.18/x
  3. Step 3: Cross multiply
    14,240.86x = 19,661.62 × 12,746.18
  4. Step 4: Simplify right side
    14,240.86x = 250,610,547.61
  5. Step 5: Solve for x
    x = 250,610,547.61/14,240.86
  6. Step 6: Final answer
    x = 17,597.99

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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.