Home / 13,495.02-18,632.33-8,726.51

Finding the Fourth Proportional to 13,495.02, 18,632.33 and 8,726.51

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Solution

The fourth proportional to 13,495.02, 18,632.33 and 8,726.51 is: 12,048.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.02 : 18,632.33 = 8,726.51 : x
  2. Step 2: Convert to fraction form
    13,495.02/18,632.33 = 8,726.51/x
  3. Step 3: Cross multiply
    13,495.02x = 18,632.33 × 8,726.51
  4. Step 4: Simplify right side
    13,495.02x = 162,595,197.34
  5. Step 5: Solve for x
    x = 162,595,197.34/13,495.02
  6. Step 6: Final answer
    x = 12,048.53

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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.