Home / 17,359.60-26,036.70-4,878.40

Finding the Fourth Proportional to 17,359.60, 26,036.70 and 4,878.40

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Solution

The fourth proportional to 17,359.60, 26,036.70 and 4,878.40 is: 7,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,359.60 : 26,036.70 = 4,878.40 : x
  2. Step 2: Convert to fraction form
    17,359.60/26,036.70 = 4,878.40/x
  3. Step 3: Cross multiply
    17,359.60x = 26,036.70 × 4,878.40
  4. Step 4: Simplify right side
    17,359.60x = 127,017,437.28
  5. Step 5: Solve for x
    x = 127,017,437.28/17,359.60
  6. Step 6: Final answer
    x = 7,316.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.