Home / 25,373.04-35,015.24-15,302.04

Finding the Fourth Proportional to 25,373.04, 35,015.24 and 15,302.04

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Solution

The fourth proportional to 25,373.04, 35,015.24 and 15,302.04 is: 21,117.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,373.04 : 35,015.24 = 15,302.04 : x
  2. Step 2: Convert to fraction form
    25,373.04/35,015.24 = 15,302.04/x
  3. Step 3: Cross multiply
    25,373.04x = 35,015.24 × 15,302.04
  4. Step 4: Simplify right side
    25,373.04x = 535,804,603.09
  5. Step 5: Solve for x
    x = 535,804,603.09/25,373.04
  6. Step 6: Final answer
    x = 21,117.08

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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.