Home / 53,317.34-79,973.58-17,776.16

Finding the Fourth Proportional to 53,317.34, 79,973.58 and 17,776.16

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Solution

The fourth proportional to 53,317.34, 79,973.58 and 17,776.16 is: 26,663.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,317.34 : 79,973.58 = 17,776.16 : x
  2. Step 2: Convert to fraction form
    53,317.34/79,973.58 = 17,776.16/x
  3. Step 3: Cross multiply
    53,317.34x = 79,973.58 × 17,776.16
  4. Step 4: Simplify right side
    53,317.34x = 1,421,623,153.85
  5. Step 5: Solve for x
    x = 1,421,623,153.85/53,317.34
  6. Step 6: Final answer
    x = 26,663.43

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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.