Home / 14,256.69-19,565.64-13,124.91

Finding the Fourth Proportional to 14,256.69, 19,565.64 and 13,124.91

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Solution

The fourth proportional to 14,256.69, 19,565.64 and 13,124.91 is: 18,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,256.69 : 19,565.64 = 13,124.91 : x
  2. Step 2: Convert to fraction form
    14,256.69/19,565.64 = 13,124.91/x
  3. Step 3: Cross multiply
    14,256.69x = 19,565.64 × 13,124.91
  4. Step 4: Simplify right side
    14,256.69x = 256,797,264.09
  5. Step 5: Solve for x
    x = 256,797,264.09/14,256.69
  6. Step 6: Final answer
    x = 18,012.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.