Home / 25,262.08-34,860.16-13,931.04

Finding the Fourth Proportional to 25,262.08, 34,860.16 and 13,931.04

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Solution

The fourth proportional to 25,262.08, 34,860.16 and 13,931.04 is: 19,224.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,262.08 : 34,860.16 = 13,931.04 : x
  2. Step 2: Convert to fraction form
    25,262.08/34,860.16 = 13,931.04/x
  3. Step 3: Cross multiply
    25,262.08x = 34,860.16 × 13,931.04
  4. Step 4: Simplify right side
    25,262.08x = 485,638,283.37
  5. Step 5: Solve for x
    x = 485,638,283.37/25,262.08
  6. Step 6: Final answer
    x = 19,224.00

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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.