Home / 39,225.60-58,852.80-15,854.40

Finding the Fourth Proportional to 39,225.60, 58,852.80 and 15,854.40

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Solution

The fourth proportional to 39,225.60, 58,852.80 and 15,854.40 is: 23,787.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,225.60 : 58,852.80 = 15,854.40 : x
  2. Step 2: Convert to fraction form
    39,225.60/58,852.80 = 15,854.40/x
  3. Step 3: Cross multiply
    39,225.60x = 58,852.80 × 15,854.40
  4. Step 4: Simplify right side
    39,225.60x = 933,075,832.32
  5. Step 5: Solve for x
    x = 933,075,832.32/39,225.60
  6. Step 6: Final answer
    x = 23,787.42

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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.