Home / 24,779.96-37,176.80-9,985.40

Finding the Fourth Proportional to 24,779.96, 37,176.80 and 9,985.40

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Solution

The fourth proportional to 24,779.96, 37,176.80 and 9,985.40 is: 14,980.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,779.96 : 37,176.80 = 9,985.40 : x
  2. Step 2: Convert to fraction form
    24,779.96/37,176.80 = 9,985.40/x
  3. Step 3: Cross multiply
    24,779.96x = 37,176.80 × 9,985.40
  4. Step 4: Simplify right side
    24,779.96x = 371,225,218.72
  5. Step 5: Solve for x
    x = 371,225,218.72/24,779.96
  6. Step 6: Final answer
    x = 14,980.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.