Home / 23,630.40-35,445.60-9,779.40

Finding the Fourth Proportional to 23,630.40, 35,445.60 and 9,779.40

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Solution

The fourth proportional to 23,630.40, 35,445.60 and 9,779.40 is: 14,669.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,630.40 : 35,445.60 = 9,779.40 : x
  2. Step 2: Convert to fraction form
    23,630.40/35,445.60 = 9,779.40/x
  3. Step 3: Cross multiply
    23,630.40x = 35,445.60 × 9,779.40
  4. Step 4: Simplify right side
    23,630.40x = 346,636,700.64
  5. Step 5: Solve for x
    x = 346,636,700.64/23,630.40
  6. Step 6: Final answer
    x = 14,669.10

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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.