Home / 35,347.76-48,781.68-19,434.32

Finding the Fourth Proportional to 35,347.76, 48,781.68 and 19,434.32

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Solution

The fourth proportional to 35,347.76, 48,781.68 and 19,434.32 is: 26,820.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,347.76 : 48,781.68 = 19,434.32 : x
  2. Step 2: Convert to fraction form
    35,347.76/48,781.68 = 19,434.32/x
  3. Step 3: Cross multiply
    35,347.76x = 48,781.68 × 19,434.32
  4. Step 4: Simplify right side
    35,347.76x = 948,038,779.26
  5. Step 5: Solve for x
    x = 948,038,779.26/35,347.76
  6. Step 6: Final answer
    x = 26,820.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.