Home / 25,598.16-35,327.56-14,421.20

Finding the Fourth Proportional to 25,598.16, 35,327.56 and 14,421.20

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Solution

The fourth proportional to 25,598.16, 35,327.56 and 14,421.20 is: 19,902.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598.16 : 35,327.56 = 14,421.20 : x
  2. Step 2: Convert to fraction form
    25,598.16/35,327.56 = 14,421.20/x
  3. Step 3: Cross multiply
    25,598.16x = 35,327.56 × 14,421.20
  4. Step 4: Simplify right side
    25,598.16x = 509,465,808.27
  5. Step 5: Solve for x
    x = 509,465,808.27/25,598.16
  6. Step 6: Final answer
    x = 19,902.44

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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.