Home / 34,335.12-47,378.55-19,225.68

Finding the Fourth Proportional to 34,335.12, 47,378.55 and 19,225.68

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Solution

The fourth proportional to 34,335.12, 47,378.55 and 19,225.68 is: 26,529.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,335.12 : 47,378.55 = 19,225.68 : x
  2. Step 2: Convert to fraction form
    34,335.12/47,378.55 = 19,225.68/x
  3. Step 3: Cross multiply
    34,335.12x = 47,378.55 × 19,225.68
  4. Step 4: Simplify right side
    34,335.12x = 910,884,841.16
  5. Step 5: Solve for x
    x = 910,884,841.16/34,335.12
  6. Step 6: Final answer
    x = 26,529.25

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Double scale
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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.