Home / 19,482.58-26,884.60-10,985

Finding the Fourth Proportional to 19,482.58, 26,884.60 and 10,985

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Solution

The fourth proportional to 19,482.58, 26,884.60 and 10,985 is: 15,158.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,482.58 : 26,884.60 = 10,985 : x
  2. Step 2: Convert to fraction form
    19,482.58/26,884.60 = 10,985/x
  3. Step 3: Cross multiply
    19,482.58x = 26,884.60 × 10,985
  4. Step 4: Simplify right side
    19,482.58x = 295,327,331
  5. Step 5: Solve for x
    x = 295,327,331/19,482.58
  6. Step 6: Final answer
    x = 15,158.53

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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.