Home / 34,064.09-47,008.10-18,956.49

Finding the Fourth Proportional to 34,064.09, 47,008.10 and 18,956.49

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Solution

The fourth proportional to 34,064.09, 47,008.10 and 18,956.49 is: 26,159.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,064.09 : 47,008.10 = 18,956.49 : x
  2. Step 2: Convert to fraction form
    34,064.09/47,008.10 = 18,956.49/x
  3. Step 3: Cross multiply
    34,064.09x = 47,008.10 × 18,956.49
  4. Step 4: Simplify right side
    34,064.09x = 891,108,482.79
  5. Step 5: Solve for x
    x = 891,108,482.79/34,064.09
  6. Step 6: Final answer
    x = 26,159.77

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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.