Home / 34,695.28-47,875.89-19,588.78

Finding the Fourth Proportional to 34,695.28, 47,875.89 and 19,588.78

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Solution

The fourth proportional to 34,695.28, 47,875.89 and 19,588.78 is: 27,030.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,695.28 : 47,875.89 = 19,588.78 : x
  2. Step 2: Convert to fraction form
    34,695.28/47,875.89 = 19,588.78/x
  3. Step 3: Cross multiply
    34,695.28x = 47,875.89 × 19,588.78
  4. Step 4: Simplify right side
    34,695.28x = 937,830,276.51
  5. Step 5: Solve for x
    x = 937,830,276.51/34,695.28
  6. Step 6: Final answer
    x = 27,030.49

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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.