Home / 18,307.02-25,263.72-10,349.28

Finding the Fourth Proportional to 18,307.02, 25,263.72 and 10,349.28

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Solution

The fourth proportional to 18,307.02, 25,263.72 and 10,349.28 is: 14,282.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.02 : 25,263.72 = 10,349.28 : x
  2. Step 2: Convert to fraction form
    18,307.02/25,263.72 = 10,349.28/x
  3. Step 3: Cross multiply
    18,307.02x = 25,263.72 × 10,349.28
  4. Step 4: Simplify right side
    18,307.02x = 261,461,312.12
  5. Step 5: Solve for x
    x = 261,461,312.12/18,307.02
  6. Step 6: Final answer
    x = 14,282.02

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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.