Home / 19,823.76-29,726.21-11,506.32

Finding the Fourth Proportional to 19,823.76, 29,726.21 and 11,506.32

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Solution

The fourth proportional to 19,823.76, 29,726.21 and 11,506.32 is: 17,254.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,823.76 : 29,726.21 = 11,506.32 : x
  2. Step 2: Convert to fraction form
    19,823.76/29,726.21 = 11,506.32/x
  3. Step 3: Cross multiply
    19,823.76x = 29,726.21 × 11,506.32
  4. Step 4: Simplify right side
    19,823.76x = 342,039,313.41
  5. Step 5: Solve for x
    x = 342,039,313.41/19,823.76
  6. Step 6: Final answer
    x = 17,254.01

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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.