Home / 19,554.40-26,985.22-10,602.04

Finding the Fourth Proportional to 19,554.40, 26,985.22 and 10,602.04

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Solution

The fourth proportional to 19,554.40, 26,985.22 and 10,602.04 is: 14,630.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.40 : 26,985.22 = 10,602.04 : x
  2. Step 2: Convert to fraction form
    19,554.40/26,985.22 = 10,602.04/x
  3. Step 3: Cross multiply
    19,554.40x = 26,985.22 × 10,602.04
  4. Step 4: Simplify right side
    19,554.40x = 286,098,381.85
  5. Step 5: Solve for x
    x = 286,098,381.85/19,554.40
  6. Step 6: Final answer
    x = 14,630.90

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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.