Home / 14,263.02-21,388.40-4,903.98

Finding the Fourth Proportional to 14,263.02, 21,388.40 and 4,903.98

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Solution

The fourth proportional to 14,263.02, 21,388.40 and 4,903.98 is: 7,353.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,263.02 : 21,388.40 = 4,903.98 : x
  2. Step 2: Convert to fraction form
    14,263.02/21,388.40 = 4,903.98/x
  3. Step 3: Cross multiply
    14,263.02x = 21,388.40 × 4,903.98
  4. Step 4: Simplify right side
    14,263.02x = 104,888,261.31
  5. Step 5: Solve for x
    x = 104,888,261.31/14,263.02
  6. Step 6: Final answer
    x = 7,353.86

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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.