Home / 42,428.82-63,549.60-26,582.22

Finding the Fourth Proportional to 42,428.82, 63,549.60 and 26,582.22

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Solution

The fourth proportional to 42,428.82, 63,549.60 and 26,582.22 is: 39,814.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,428.82 : 63,549.60 = 26,582.22 : x
  2. Step 2: Convert to fraction form
    42,428.82/63,549.60 = 26,582.22/x
  3. Step 3: Cross multiply
    42,428.82x = 63,549.60 × 26,582.22
  4. Step 4: Simplify right side
    42,428.82x = 1,689,289,448.11
  5. Step 5: Solve for x
    x = 1,689,289,448.11/42,428.82
  6. Step 6: Final answer
    x = 39,814.67

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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.