Home / 25,410.16-35,064.72-14,079.36

Finding the Fourth Proportional to 25,410.16, 35,064.72 and 14,079.36

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Solution

The fourth proportional to 25,410.16, 35,064.72 and 14,079.36 is: 19,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,410.16 : 35,064.72 = 14,079.36 : x
  2. Step 2: Convert to fraction form
    25,410.16/35,064.72 = 14,079.36/x
  3. Step 3: Cross multiply
    25,410.16x = 35,064.72 × 14,079.36
  4. Step 4: Simplify right side
    25,410.16x = 493,688,816.18
  5. Step 5: Solve for x
    x = 493,688,816.18/25,410.16
  6. Step 6: Final answer
    x = 19,428.80

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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.