Home / 25,557.60-35,271.64-14,381.76

Finding the Fourth Proportional to 25,557.60, 35,271.64 and 14,381.76

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Solution

The fourth proportional to 25,557.60, 35,271.64 and 14,381.76 is: 19,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,557.60 : 35,271.64 = 14,381.76 : x
  2. Step 2: Convert to fraction form
    25,557.60/35,271.64 = 14,381.76/x
  3. Step 3: Cross multiply
    25,557.60x = 35,271.64 × 14,381.76
  4. Step 4: Simplify right side
    25,557.60x = 507,268,084.93
  5. Step 5: Solve for x
    x = 507,268,084.93/25,557.60
  6. Step 6: Final answer
    x = 19,848.04

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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.