Home / 42,383.35-63,595.68-17,430.88

Finding the Fourth Proportional to 42,383.35, 63,595.68 and 17,430.88

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Solution

The fourth proportional to 42,383.35, 63,595.68 and 17,430.88 is: 26,154.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,383.35 : 63,595.68 = 17,430.88 : x
  2. Step 2: Convert to fraction form
    42,383.35/63,595.68 = 17,430.88/x
  3. Step 3: Cross multiply
    42,383.35x = 63,595.68 × 17,430.88
  4. Step 4: Simplify right side
    42,383.35x = 1,108,528,666.60
  5. Step 5: Solve for x
    x = 1,108,528,666.60/42,383.35
  6. Step 6: Final answer
    x = 26,154.81

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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.