Home / 14,326.83-21,478.02-5,437.19

Finding the Fourth Proportional to 14,326.83, 21,478.02 and 5,437.19

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Solution

The fourth proportional to 14,326.83, 21,478.02 and 5,437.19 is: 8,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,326.83 : 21,478.02 = 5,437.19 : x
  2. Step 2: Convert to fraction form
    14,326.83/21,478.02 = 5,437.19/x
  3. Step 3: Cross multiply
    14,326.83x = 21,478.02 × 5,437.19
  4. Step 4: Simplify right side
    14,326.83x = 116,779,968.17
  5. Step 5: Solve for x
    x = 116,779,968.17/14,326.83
  6. Step 6: Final answer
    x = 8,151.14

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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.