Home / 47,347.34-65,340.88-26,128.58

Finding the Fourth Proportional to 47,347.34, 65,340.88 and 26,128.58

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Solution

The fourth proportional to 47,347.34, 65,340.88 and 26,128.58 is: 36,058.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,347.34 : 65,340.88 = 26,128.58 : x
  2. Step 2: Convert to fraction form
    47,347.34/65,340.88 = 26,128.58/x
  3. Step 3: Cross multiply
    47,347.34x = 65,340.88 × 26,128.58
  4. Step 4: Simplify right side
    47,347.34x = 1,707,264,018.32
  5. Step 5: Solve for x
    x = 1,707,264,018.32/47,347.34
  6. Step 6: Final answer
    x = 36,058.29

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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.