Home / 25,315.02-34,934.10-13,984.32

Finding the Fourth Proportional to 25,315.02, 34,934.10 and 13,984.32

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Solution

The fourth proportional to 25,315.02, 34,934.10 and 13,984.32 is: 19,298.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.02 : 34,934.10 = 13,984.32 : x
  2. Step 2: Convert to fraction form
    25,315.02/34,934.10 = 13,984.32/x
  3. Step 3: Cross multiply
    25,315.02x = 34,934.10 × 13,984.32
  4. Step 4: Simplify right side
    25,315.02x = 488,529,633.31
  5. Step 5: Solve for x
    x = 488,529,633.31/25,315.02
  6. Step 6: Final answer
    x = 19,298.01

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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.