Home / 19,277.46-26,602.50-10,779.72

Finding the Fourth Proportional to 19,277.46, 26,602.50 and 10,779.72

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Solution

The fourth proportional to 19,277.46, 26,602.50 and 10,779.72 is: 14,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277.46 : 26,602.50 = 10,779.72 : x
  2. Step 2: Convert to fraction form
    19,277.46/26,602.50 = 10,779.72/x
  3. Step 3: Cross multiply
    19,277.46x = 26,602.50 × 10,779.72
  4. Step 4: Simplify right side
    19,277.46x = 286,767,501.30
  5. Step 5: Solve for x
    x = 286,767,501.30/19,277.46
  6. Step 6: Final answer
    x = 14,875.79

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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.