Home / 34,320.12-47,357.85-19,210.68

Finding the Fourth Proportional to 34,320.12, 47,357.85 and 19,210.68

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Solution

The fourth proportional to 34,320.12, 47,357.85 and 19,210.68 is: 26,508.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,320.12 : 47,357.85 = 19,210.68 : x
  2. Step 2: Convert to fraction form
    34,320.12/47,357.85 = 19,210.68/x
  3. Step 3: Cross multiply
    34,320.12x = 47,357.85 × 19,210.68
  4. Step 4: Simplify right side
    34,320.12x = 909,776,501.84
  5. Step 5: Solve for x
    x = 909,776,501.84/34,320.12
  6. Step 6: Final answer
    x = 26,508.55

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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.