Home / 14,130.02-21,190.95-5,696.52

Finding the Fourth Proportional to 14,130.02, 21,190.95 and 5,696.52

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Solution

The fourth proportional to 14,130.02, 21,190.95 and 5,696.52 is: 8,543.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,130.02 : 21,190.95 = 5,696.52 : x
  2. Step 2: Convert to fraction form
    14,130.02/21,190.95 = 5,696.52/x
  3. Step 3: Cross multiply
    14,130.02x = 21,190.95 × 5,696.52
  4. Step 4: Simplify right side
    14,130.02x = 120,714,670.49
  5. Step 5: Solve for x
    x = 120,714,670.49/14,130.02
  6. Step 6: Final answer
    x = 8,543.14

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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.