Home / 25,480.40-35,156.04-14,302.16

Finding the Fourth Proportional to 25,480.40, 35,156.04 and 14,302.16

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Solution

The fourth proportional to 25,480.40, 35,156.04 and 14,302.16 is: 19,733.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,480.40 : 35,156.04 = 14,302.16 : x
  2. Step 2: Convert to fraction form
    25,480.40/35,156.04 = 14,302.16/x
  3. Step 3: Cross multiply
    25,480.40x = 35,156.04 × 14,302.16
  4. Step 4: Simplify right side
    25,480.40x = 502,807,309.05
  5. Step 5: Solve for x
    x = 502,807,309.05/25,480.40
  6. Step 6: Final answer
    x = 19,733.10

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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.