Home / 14,187.02-21,281.67-5,865.48

Finding the Fourth Proportional to 14,187.02, 21,281.67 and 5,865.48

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Solution

The fourth proportional to 14,187.02, 21,281.67 and 5,865.48 is: 8,798.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.02 : 21,281.67 = 5,865.48 : x
  2. Step 2: Convert to fraction form
    14,187.02/21,281.67 = 5,865.48/x
  3. Step 3: Cross multiply
    14,187.02x = 21,281.67 × 5,865.48
  4. Step 4: Simplify right side
    14,187.02x = 124,827,209.75
  5. Step 5: Solve for x
    x = 124,827,209.75/14,187.02
  6. Step 6: Final answer
    x = 8,798.69

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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.