Home / 42,211.14-63,319.59-14,130.06

Finding the Fourth Proportional to 42,211.14, 63,319.59 and 14,130.06

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Solution

The fourth proportional to 42,211.14, 63,319.59 and 14,130.06 is: 21,196.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,211.14 : 63,319.59 = 14,130.06 : x
  2. Step 2: Convert to fraction form
    42,211.14/63,319.59 = 14,130.06/x
  3. Step 3: Cross multiply
    42,211.14x = 63,319.59 × 14,130.06
  4. Step 4: Simplify right side
    42,211.14x = 894,709,368.43
  5. Step 5: Solve for x
    x = 894,709,368.43/42,211.14
  6. Step 6: Final answer
    x = 21,196.05

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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.