Home / 25,598.40-35,325.84-14,985.92

Finding the Fourth Proportional to 25,598.40, 35,325.84 and 14,985.92

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Solution

The fourth proportional to 25,598.40, 35,325.84 and 14,985.92 is: 20,680.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,598.40 : 35,325.84 = 14,985.92 : x
  2. Step 2: Convert to fraction form
    25,598.40/35,325.84 = 14,985.92/x
  3. Step 3: Cross multiply
    25,598.40x = 35,325.84 × 14,985.92
  4. Step 4: Simplify right side
    25,598.40x = 529,390,212.17
  5. Step 5: Solve for x
    x = 529,390,212.17/25,598.40
  6. Step 6: Final answer
    x = 20,680.60

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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.