Home / 42,430.70-63,670.72-17,473.26

Finding the Fourth Proportional to 42,430.70, 63,670.72 and 17,473.26

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Solution

The fourth proportional to 42,430.70, 63,670.72 and 17,473.26 is: 26,220.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,430.70 : 63,670.72 = 17,473.26 : x
  2. Step 2: Convert to fraction form
    42,430.70/63,670.72 = 17,473.26/x
  3. Step 3: Cross multiply
    42,430.70x = 63,670.72 × 17,473.26
  4. Step 4: Simplify right side
    42,430.70x = 1,112,535,044.95
  5. Step 5: Solve for x
    x = 1,112,535,044.95/42,430.70
  6. Step 6: Final answer
    x = 26,220.05

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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.