Home / 13,437.44-18,482.02-10,779.02

Finding the Fourth Proportional to 13,437.44, 18,482.02 and 10,779.02

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Solution

The fourth proportional to 13,437.44, 18,482.02 and 10,779.02 is: 14,825.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,437.44 : 18,482.02 = 10,779.02 : x
  2. Step 2: Convert to fraction form
    13,437.44/18,482.02 = 10,779.02/x
  3. Step 3: Cross multiply
    13,437.44x = 18,482.02 × 10,779.02
  4. Step 4: Simplify right side
    13,437.44x = 199,218,177.76
  5. Step 5: Solve for x
    x = 199,218,177.76/13,437.44
  6. Step 6: Final answer
    x = 14,825.60

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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.